2021720800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7411}}^1$

素因数の和:7473

約数の個数: 144

約数和(自身を含む): 5558644224

約数和(自身を除く): 3536923424

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 40, 44, 50, 55, 62, 80, 88, 100, 110, 124, 155, 160, 176, 200, 220, 248, 275, 310, 341, 352, 400, 440, 496, 550, 620, 682, 775, 800, 880, 992, 1100, 1240, 1364, 1550, 1705, 1760, 2200, 2480, 2728, 3100, 3410, 4400, 4960, 5456, 6200, 6820, 7411, 8525, 8800, 10912, 12400, 13640, 14822, 17050, 24800, 27280, 29644, 34100, 37055, 54560, 59288, 68200, 74110, 81521, 118576, 136400, 148220, 163042, 185275, 229741, 237152, 272800, 296440, 326084, 370550, 407605, 459482, 592880, 652168, 741100, 815210, 918964, 1148705, 1185760, 1304336, 1482200, 1630420, 1837928, 2038025, 2297410, 2527151, 2608672, 2964400, 3260840, 3675856, 4076050, 4594820, 5054302, 5743525, 5928800, 6521680, 7351712, 8152100, 9189640, 10108604, 11487050, 12635755, 13043360, 16304200, 18379280, 20217208, 22974100, 25271510, 32608400, 36758560, 40434416, 45948200, 50543020, 63178775, 65216800, 80868832, 91896400, 101086040, 126357550, 183792800, 202172080, 252715100, 404344160, 505430200, 1010860400, 2021720800]

約数ペア:

[(1, 2021720800), (2, 1010860400), (4, 505430200), (5, 404344160), (8, 252715100), (10, 202172080), (11, 183792800), (16, 126357550), (20, 101086040), (22, 91896400), (25, 80868832), (31, 65216800), (32, 63178775), (40, 50543020), (44, 45948200), (50, 40434416), (55, 36758560), (62, 32608400), (80, 25271510), (88, 22974100), (100, 20217208), (110, 18379280), (124, 16304200), (155, 13043360), (160, 12635755), (176, 11487050), (200, 10108604), (220, 9189640), (248, 8152100), (275, 7351712), (310, 6521680), (341, 5928800), (352, 5743525), (400, 5054302), (440, 4594820), (496, 4076050), (550, 3675856), (620, 3260840), (682, 2964400), (775, 2608672), (800, 2527151), (880, 2297410), (992, 2038025), (1100, 1837928), (1240, 1630420), (1364, 1482200), (1550, 1304336), (1705, 1185760), (1760, 1148705), (2200, 918964), (2480, 815210), (2728, 741100), (3100, 652168), (3410, 592880), (4400, 459482), (4960, 407605), (5456, 370550), (6200, 326084), (6820, 296440), (7411, 272800), (8525, 237152), (8800, 229741), (10912, 185275), (12400, 163042), (13640, 148220), (14822, 136400), (17050, 118576), (24800, 81521), (27280, 74110), (29644, 68200), (34100, 59288), (37055, 54560)]