1976892320

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1$

素因数の和:156

約数の個数: 288

約数和(自身を含む): 5549233536

約数和(自身を除く): 3572341216

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 31, 32, 40, 43, 46, 52, 62, 65, 80, 86, 92, 104, 115, 124, 130, 155, 160, 172, 184, 208, 215, 230, 248, 260, 299, 310, 344, 368, 403, 416, 430, 460, 496, 520, 559, 598, 620, 688, 713, 736, 806, 860, 920, 961, 989, 992, 1040, 1118, 1196, 1240, 1333, 1376, 1426, 1495, 1612, 1720, 1840, 1922, 1978, 2015, 2080, 2236, 2392, 2480, 2666, 2795, 2852, 2990, 3224, 3440, 3565, 3680, 3844, 3956, 4030, 4472, 4784, 4805, 4945, 4960, 5332, 5590, 5704, 5980, 6448, 6665, 6880, 7130, 7688, 7912, 8060, 8944, 9269, 9568, 9610, 9890, 10664, 11180, 11408, 11960, 12493, 12857, 12896, 13330, 14260, 15376, 15824, 16120, 17329, 17888, 18538, 19220, 19780, 21328, 22103, 22360, 22816, 23920, 24986, 25714, 26660, 28520, 30659, 30752, 31648, 32240, 34658, 37076, 38440, 39560, 41323, 42656, 44206, 44720, 46345, 47840, 49972, 51428, 53320, 57040, 61318, 62465, 64285, 64480, 69316, 74152, 76880, 79120, 82646, 86645, 88412, 89440, 92690, 99944, 102856, 106640, 110515, 114080, 122636, 124930, 128570, 138632, 148304, 153295, 153760, 158240, 165292, 173290, 176824, 185380, 199888, 205712, 206615, 213280, 221030, 245272, 249860, 257140, 277264, 287339, 296608, 306590, 330584, 346580, 353648, 370760, 398567, 399776, 411424, 413230, 442060, 490544, 499720, 514280, 537199, 554528, 574678, 613180, 661168, 693160, 707296, 741520, 797134, 826460, 884120, 950429, 981088, 999440, 1028560, 1074398, 1149356, 1226360, 1322336, 1386320, 1436695, 1483040, 1594268, 1652920, 1768240, 1900858, 1992835, 1998880, 2057120, 2148796, 2298712, 2452720, 2685995, 2772640, 2873390, 3188536, 3305840, 3536480, 3801716, 3985670, 4297592, 4597424, 4752145, 4905440, 5371990, 5746780, 6377072, 6611680, 7603432, 7971340, 8595184, 9194848, 9504290, 10743980, 11493560, 12355577, 12754144, 15206864, 15942680, 17190368, 19008580, 21487960, 22987120, 24711154, 30413728, 31885360, 38017160, 42975920, 45974240, 49422308, 61777885, 63770720, 76034320, 85951840, 98844616, 123555770, 152068640, 197689232, 247111540, 395378464, 494223080, 988446160, 1976892320]

約数ペア:

[(1, 1976892320), (2, 988446160), (4, 494223080), (5, 395378464), (8, 247111540), (10, 197689232), (13, 152068640), (16, 123555770), (20, 98844616), (23, 85951840), (26, 76034320), (31, 63770720), (32, 61777885), (40, 49422308), (43, 45974240), (46, 42975920), (52, 38017160), (62, 31885360), (65, 30413728), (80, 24711154), (86, 22987120), (92, 21487960), (104, 19008580), (115, 17190368), (124, 15942680), (130, 15206864), (155, 12754144), (160, 12355577), (172, 11493560), (184, 10743980), (208, 9504290), (215, 9194848), (230, 8595184), (248, 7971340), (260, 7603432), (299, 6611680), (310, 6377072), (344, 5746780), (368, 5371990), (403, 4905440), (416, 4752145), (430, 4597424), (460, 4297592), (496, 3985670), (520, 3801716), (559, 3536480), (598, 3305840), (620, 3188536), (688, 2873390), (713, 2772640), (736, 2685995), (806, 2452720), (860, 2298712), (920, 2148796), (961, 2057120), (989, 1998880), (992, 1992835), (1040, 1900858), (1118, 1768240), (1196, 1652920), (1240, 1594268), (1333, 1483040), (1376, 1436695), (1426, 1386320), (1495, 1322336), (1612, 1226360), (1720, 1149356), (1840, 1074398), (1922, 1028560), (1978, 999440), (2015, 981088), (2080, 950429), (2236, 884120), (2392, 826460), (2480, 797134), (2666, 741520), (2795, 707296), (2852, 693160), (2990, 661168), (3224, 613180), (3440, 574678), (3565, 554528), (3680, 537199), (3844, 514280), (3956, 499720), (4030, 490544), (4472, 442060), (4784, 413230), (4805, 411424), (4945, 399776), (4960, 398567), (5332, 370760), (5590, 353648), (5704, 346580), (5980, 330584), (6448, 306590), (6665, 296608), (6880, 287339), (7130, 277264), (7688, 257140), (7912, 249860), (8060, 245272), (8944, 221030), (9269, 213280), (9568, 206615), (9610, 205712), (9890, 199888), (10664, 185380), (11180, 176824), (11408, 173290), (11960, 165292), (12493, 158240), (12857, 153760), (12896, 153295), (13330, 148304), (14260, 138632), (15376, 128570), (15824, 124930), (16120, 122636), (17329, 114080), (17888, 110515), (18538, 106640), (19220, 102856), (19780, 99944), (21328, 92690), (22103, 89440), (22360, 88412), (22816, 86645), (23920, 82646), (24986, 79120), (25714, 76880), (26660, 74152), (28520, 69316), (30659, 64480), (30752, 64285), (31648, 62465), (32240, 61318), (34658, 57040), (37076, 53320), (38440, 51428), (39560, 49972), (41323, 47840), (42656, 46345), (44206, 44720)]