1995720041970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{761}}^1\times {\mathrm{313321}}^1$

素因数の和:314129

約数の個数: 128

約数和(自身を含む): 5500831426560

約数和(自身を除く): 3505111384590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 186, 270, 279, 310, 465, 558, 761, 837, 930, 1395, 1522, 1674, 2283, 2790, 3805, 4185, 4566, 6849, 7610, 8370, 11415, 13698, 20547, 22830, 23591, 34245, 41094, 47182, 68490, 70773, 102735, 117955, 141546, 205470, 212319, 235910, 313321, 353865, 424638, 626642, 636957, 707730, 939963, 1061595, 1273914, 1566605, 1879926, 2123190, 2819889, 3133210, 3184785, 4699815, 5639778, 6369570, 8459667, 9399630, 9712951, 14099445, 16919334, 19425902, 28198890, 29138853, 42298335, 48564755, 58277706, 84596670, 87416559, 97129510, 145694265, 174833118, 238437281, 262249677, 291388530, 437082795, 476874562, 524499354, 715311843, 874165590, 1192186405, 1311248385, 1430623686, 2145935529, 2384372810, 2622496770, 3576559215, 4291871058, 6437806587, 7153118430, 7391555711, 10729677645, 12875613174, 14783111422, 21459355290, 22174667133, 32189032935, 36957778555, 44349334266, 64378065870, 66524001399, 73915557110, 110873335665, 133048002798, 199572004197, 221746671330, 332620006995, 399144008394, 665240013990, 997860020985, 1995720041970]

約数ペア:

[(1, 1995720041970), (2, 997860020985), (3, 665240013990), (5, 399144008394), (6, 332620006995), (9, 221746671330), (10, 199572004197), (15, 133048002798), (18, 110873335665), (27, 73915557110), (30, 66524001399), (31, 64378065870), (45, 44349334266), (54, 36957778555), (62, 32189032935), (90, 22174667133), (93, 21459355290), (135, 14783111422), (155, 12875613174), (186, 10729677645), (270, 7391555711), (279, 7153118430), (310, 6437806587), (465, 4291871058), (558, 3576559215), (761, 2622496770), (837, 2384372810), (930, 2145935529), (1395, 1430623686), (1522, 1311248385), (1674, 1192186405), (2283, 874165590), (2790, 715311843), (3805, 524499354), (4185, 476874562), (4566, 437082795), (6849, 291388530), (7610, 262249677), (8370, 238437281), (11415, 174833118), (13698, 145694265), (20547, 97129510), (22830, 87416559), (23591, 84596670), (34245, 58277706), (41094, 48564755), (47182, 42298335), (68490, 29138853), (70773, 28198890), (102735, 19425902), (117955, 16919334), (141546, 14099445), (205470, 9712951), (212319, 9399630), (235910, 8459667), (313321, 6369570), (353865, 5639778), (424638, 4699815), (626642, 3184785), (636957, 3133210), (707730, 2819889), (939963, 2123190), (1061595, 1879926), (1273914, 1566605)]