980988800

素因数分解:

$2^7\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:126

約数の個数: 288

約数和(自身を含む): 2825879400

約数和(自身を除く): 1844890600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 29, 31, 32, 40, 44, 50, 55, 58, 62, 64, 80, 88, 100, 110, 116, 124, 128, 145, 155, 160, 176, 200, 220, 232, 248, 275, 290, 310, 319, 320, 341, 352, 400, 440, 464, 496, 550, 580, 620, 638, 640, 682, 704, 725, 775, 800, 880, 899, 928, 961, 992, 1100, 1160, 1240, 1276, 1364, 1408, 1450, 1550, 1595, 1600, 1705, 1760, 1798, 1856, 1922, 1984, 2200, 2320, 2480, 2552, 2728, 2900, 3100, 3190, 3200, 3410, 3520, 3596, 3712, 3844, 3968, 4400, 4495, 4640, 4805, 4960, 5104, 5456, 5800, 6200, 6380, 6820, 7040, 7192, 7688, 7975, 8525, 8800, 8990, 9280, 9610, 9889, 9920, 10208, 10571, 10912, 11600, 12400, 12760, 13640, 14384, 15376, 15950, 17050, 17600, 17980, 18560, 19220, 19778, 19840, 20416, 21142, 21824, 22475, 23200, 24025, 24800, 25520, 27280, 27869, 28768, 30752, 31900, 34100, 35200, 35960, 38440, 39556, 40832, 42284, 43648, 44950, 46400, 48050, 49445, 49600, 51040, 52855, 54560, 55738, 57536, 61504, 63800, 68200, 71920, 76880, 79112, 84568, 89900, 92800, 96100, 98890, 99200, 102080, 105710, 109120, 111476, 115072, 123008, 127600, 136400, 139345, 143840, 153760, 158224, 169136, 179800, 192200, 197780, 204160, 211420, 218240, 222952, 247225, 255200, 264275, 272800, 278690, 287680, 306559, 307520, 316448, 338272, 359600, 384400, 395560, 422840, 445904, 494450, 510400, 528550, 545600, 557380, 575360, 613118, 615040, 632896, 676544, 696725, 719200, 768800, 791120, 845680, 891808, 988900, 1020800, 1057100, 1091200, 1114760, 1226236, 1265792, 1353088, 1393450, 1438400, 1532795, 1537600, 1582240, 1691360, 1783616, 1977800, 2114200, 2229520, 2452472, 2786900, 2876800, 3065590, 3075200, 3164480, 3382720, 3567232, 3955600, 4228400, 4459040, 4904944, 5573800, 6131180, 6328960, 6765440, 7663975, 7911200, 8456800, 8918080, 9809888, 11147600, 12262360, 15327950, 15822400, 16913600, 17836160, 19619776, 22295200, 24524720, 30655900, 31644800, 33827200, 39239552, 44590400, 49049440, 61311800, 89180800, 98098880, 122623600, 196197760, 245247200, 490494400, 980988800]

約数ペア:

[(1, 980988800), (2, 490494400), (4, 245247200), (5, 196197760), (8, 122623600), (10, 98098880), (11, 89180800), (16, 61311800), (20, 49049440), (22, 44590400), (25, 39239552), (29, 33827200), (31, 31644800), (32, 30655900), (40, 24524720), (44, 22295200), (50, 19619776), (55, 17836160), (58, 16913600), (62, 15822400), (64, 15327950), (80, 12262360), (88, 11147600), (100, 9809888), (110, 8918080), (116, 8456800), (124, 7911200), (128, 7663975), (145, 6765440), (155, 6328960), (160, 6131180), (176, 5573800), (200, 4904944), (220, 4459040), (232, 4228400), (248, 3955600), (275, 3567232), (290, 3382720), (310, 3164480), (319, 3075200), (320, 3065590), (341, 2876800), (352, 2786900), (400, 2452472), (440, 2229520), (464, 2114200), (496, 1977800), (550, 1783616), (580, 1691360), (620, 1582240), (638, 1537600), (640, 1532795), (682, 1438400), (704, 1393450), (725, 1353088), (775, 1265792), (800, 1226236), (880, 1114760), (899, 1091200), (928, 1057100), (961, 1020800), (992, 988900), (1100, 891808), (1160, 845680), (1240, 791120), (1276, 768800), (1364, 719200), (1408, 696725), (1450, 676544), (1550, 632896), (1595, 615040), (1600, 613118), (1705, 575360), (1760, 557380), (1798, 545600), (1856, 528550), (1922, 510400), (1984, 494450), (2200, 445904), (2320, 422840), (2480, 395560), (2552, 384400), (2728, 359600), (2900, 338272), (3100, 316448), (3190, 307520), (3200, 306559), (3410, 287680), (3520, 278690), (3596, 272800), (3712, 264275), (3844, 255200), (3968, 247225), (4400, 222952), (4495, 218240), (4640, 211420), (4805, 204160), (4960, 197780), (5104, 192200), (5456, 179800), (5800, 169136), (6200, 158224), (6380, 153760), (6820, 143840), (7040, 139345), (7192, 136400), (7688, 127600), (7975, 123008), (8525, 115072), (8800, 111476), (8990, 109120), (9280, 105710), (9610, 102080), (9889, 99200), (9920, 98890), (10208, 96100), (10571, 92800), (10912, 89900), (11600, 84568), (12400, 79112), (12760, 76880), (13640, 71920), (14384, 68200), (15376, 63800), (15950, 61504), (17050, 57536), (17600, 55738), (17980, 54560), (18560, 52855), (19220, 51040), (19778, 49600), (19840, 49445), (20416, 48050), (21142, 46400), (21824, 44950), (22475, 43648), (23200, 42284), (24025, 40832), (24800, 39556), (25520, 38440), (27280, 35960), (27869, 35200), (28768, 34100), (30752, 31900)]