20450414600

素因数分解:

$2^3\times 5^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{661}}^1$

素因数の和:750

約数の個数: 384

約数和(自身を含む): 62058528000

約数和(自身を除く): 41608113400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 41, 44, 49, 50, 55, 56, 70, 77, 82, 88, 98, 100, 110, 140, 154, 164, 175, 196, 200, 205, 220, 245, 275, 280, 287, 308, 328, 343, 350, 385, 392, 410, 440, 451, 490, 539, 550, 574, 616, 661, 686, 700, 770, 820, 902, 980, 1025, 1078, 1100, 1148, 1225, 1322, 1372, 1400, 1435, 1540, 1640, 1715, 1804, 1925, 1960, 2009, 2050, 2156, 2200, 2255, 2296, 2450, 2644, 2695, 2744, 2870, 3080, 3157, 3305, 3430, 3608, 3773, 3850, 4018, 4100, 4312, 4510, 4627, 4900, 5288, 5390, 5740, 6314, 6610, 6860, 7175, 7271, 7546, 7700, 8036, 8200, 8575, 9020, 9254, 9800, 10045, 10780, 11275, 11480, 12628, 13220, 13475, 13720, 14063, 14350, 14542, 15092, 15400, 15785, 16072, 16525, 17150, 18040, 18508, 18865, 20090, 21560, 22099, 22550, 23135, 25256, 26440, 26950, 27101, 28126, 28700, 29084, 30184, 31570, 32389, 33050, 34300, 36355, 37016, 37730, 40180, 44198, 45100, 46270, 50225, 50897, 53900, 54202, 56252, 57400, 58168, 63140, 64778, 66100, 68600, 70315, 72710, 75460, 78925, 80360, 88396, 90200, 92540, 94325, 100450, 101794, 107800, 108404, 110495, 112504, 115675, 126280, 129556, 132200, 135505, 140630, 145420, 150920, 154693, 157850, 161945, 176792, 181775, 185080, 188650, 189707, 200900, 203588, 216808, 220990, 226723, 231350, 254485, 259112, 271010, 281260, 290840, 298111, 309386, 315700, 323890, 351575, 356279, 363550, 377300, 379414, 401800, 407176, 441980, 453446, 462700, 508970, 542020, 552475, 562520, 596222, 618772, 631400, 647780, 677525, 703150, 712558, 727100, 754600, 758828, 773465, 809725, 883960, 906892, 925400, 948535, 1017940, 1084040, 1104950, 1133615, 1192444, 1237544, 1272425, 1295560, 1327949, 1355050, 1406300, 1425116, 1454200, 1490555, 1517656, 1546930, 1619450, 1781395, 1813784, 1897070, 2035880, 2086777, 2209900, 2267230, 2384888, 2493953, 2544850, 2655898, 2710100, 2812600, 2850232, 2981110, 3093860, 3238900, 3562790, 3794140, 3867325, 4173554, 4419800, 4534460, 4742675, 4987906, 5089700, 5311796, 5420200, 5668075, 5962220, 6187720, 6477800, 6639745, 7125580, 7452775, 7588280, 7734650, 8347108, 8906975, 9068920, 9295643, 9485350, 9975812, 10179400, 10433885, 10623592, 11336150, 11924440, 12469765, 13279490, 14251160, 14607439, 14905550, 15469300, 16694216, 17813950, 18591286, 18970700, 19951624, 20867770, 22672300, 24939530, 26558980, 29214878, 29811100, 30938600, 33198725, 35627900, 37182572, 37941400, 41735540, 45344600, 46478215, 49879060, 52169425, 53117960, 58429756, 59622200, 62348825, 66397450, 71255800, 73037195, 74365144, 83471080, 92956430, 99758120, 102252073, 104338850, 116859512, 124697650, 132794900, 146074390, 185912860, 204504146, 208677700, 232391075, 249395300, 265589800, 292148780, 365185975, 371825720, 409008292, 417355400, 464782150, 498790600, 511260365, 584297560, 730371950, 818016584, 929564300, 1022520730, 1460743900, 1859128600, 2045041460, 2556301825, 2921487800, 4090082920, 5112603650, 10225207300, 20450414600]

約数ペア:

[(1, 20450414600), (2, 10225207300), (4, 5112603650), (5, 4090082920), (7, 2921487800), (8, 2556301825), (10, 2045041460), (11, 1859128600), (14, 1460743900), (20, 1022520730), (22, 929564300), (25, 818016584), (28, 730371950), (35, 584297560), (40, 511260365), (41, 498790600), (44, 464782150), (49, 417355400), (50, 409008292), (55, 371825720), (56, 365185975), (70, 292148780), (77, 265589800), (82, 249395300), (88, 232391075), (98, 208677700), (100, 204504146), (110, 185912860), (140, 146074390), (154, 132794900), (164, 124697650), (175, 116859512), (196, 104338850), (200, 102252073), (205, 99758120), (220, 92956430), (245, 83471080), (275, 74365144), (280, 73037195), (287, 71255800), (308, 66397450), (328, 62348825), (343, 59622200), (350, 58429756), (385, 53117960), (392, 52169425), (410, 49879060), (440, 46478215), (451, 45344600), (490, 41735540), (539, 37941400), (550, 37182572), (574, 35627900), (616, 33198725), (661, 30938600), (686, 29811100), (700, 29214878), (770, 26558980), (820, 24939530), (902, 22672300), (980, 20867770), (1025, 19951624), (1078, 18970700), (1100, 18591286), (1148, 17813950), (1225, 16694216), (1322, 15469300), (1372, 14905550), (1400, 14607439), (1435, 14251160), (1540, 13279490), (1640, 12469765), (1715, 11924440), (1804, 11336150), (1925, 10623592), (1960, 10433885), (2009, 10179400), (2050, 9975812), (2156, 9485350), (2200, 9295643), (2255, 9068920), (2296, 8906975), (2450, 8347108), (2644, 7734650), (2695, 7588280), (2744, 7452775), (2870, 7125580), (3080, 6639745), (3157, 6477800), (3305, 6187720), (3430, 5962220), (3608, 5668075), (3773, 5420200), (3850, 5311796), (4018, 5089700), (4100, 4987906), (4312, 4742675), (4510, 4534460), (4627, 4419800), (4900, 4173554), (5288, 3867325), (5390, 3794140), (5740, 3562790), (6314, 3238900), (6610, 3093860), (6860, 2981110), (7175, 2850232), (7271, 2812600), (7546, 2710100), (7700, 2655898), (8036, 2544850), (8200, 2493953), (8575, 2384888), (9020, 2267230), (9254, 2209900), (9800, 2086777), (10045, 2035880), (10780, 1897070), (11275, 1813784), (11480, 1781395), (12628, 1619450), (13220, 1546930), (13475, 1517656), (13720, 1490555), (14063, 1454200), (14350, 1425116), (14542, 1406300), (15092, 1355050), (15400, 1327949), (15785, 1295560), (16072, 1272425), (16525, 1237544), (17150, 1192444), (18040, 1133615), (18508, 1104950), (18865, 1084040), (20090, 1017940), (21560, 948535), (22099, 925400), (22550, 906892), (23135, 883960), (25256, 809725), (26440, 773465), (26950, 758828), (27101, 754600), (28126, 727100), (28700, 712558), (29084, 703150), (30184, 677525), (31570, 647780), (32389, 631400), (33050, 618772), (34300, 596222), (36355, 562520), (37016, 552475), (37730, 542020), (40180, 508970), (44198, 462700), (45100, 453446), (46270, 441980), (50225, 407176), (50897, 401800), (53900, 379414), (54202, 377300), (56252, 363550), (57400, 356279), (58168, 351575), (63140, 323890), (64778, 315700), (66100, 309386), (68600, 298111), (70315, 290840), (72710, 281260), (75460, 271010), (78925, 259112), (80360, 254485), (88396, 231350), (90200, 226723), (92540, 220990), (94325, 216808), (100450, 203588), (101794, 200900), (107800, 189707), (108404, 188650), (110495, 185080), (112504, 181775), (115675, 176792), (126280, 161945), (129556, 157850), (132200, 154693), (135505, 150920), (140630, 145420)]