978018800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^4\times {\mathrm{167}}^1$

素因数の和:229

約数の個数: 150

約数和(自身を含む): 2600120040

約数和(自身を除く): 1622101240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 121, 167, 176, 200, 220, 242, 275, 334, 400, 440, 484, 550, 605, 668, 835, 880, 968, 1100, 1210, 1331, 1336, 1670, 1837, 1936, 2200, 2420, 2662, 2672, 3025, 3340, 3674, 4175, 4400, 4840, 5324, 6050, 6655, 6680, 7348, 8350, 9185, 9680, 10648, 12100, 13310, 13360, 14641, 14696, 16700, 18370, 20207, 21296, 24200, 26620, 29282, 29392, 33275, 33400, 36740, 40414, 45925, 48400, 53240, 58564, 66550, 66800, 73205, 73480, 80828, 91850, 101035, 106480, 117128, 133100, 146410, 146960, 161656, 183700, 202070, 222277, 234256, 266200, 292820, 323312, 366025, 367400, 404140, 444554, 505175, 532400, 585640, 732050, 734800, 808280, 889108, 1010350, 1111385, 1171280, 1464100, 1616560, 1778216, 2020700, 2222770, 2445047, 2928200, 3556432, 4041400, 4445540, 4890094, 5556925, 5856400, 8082800, 8891080, 9780188, 11113850, 12225235, 17782160, 19560376, 22227700, 24450470, 39120752, 44455400, 48900940, 61126175, 88910800, 97801880, 122252350, 195603760, 244504700, 489009400, 978018800]

約数ペア:

[(1, 978018800), (2, 489009400), (4, 244504700), (5, 195603760), (8, 122252350), (10, 97801880), (11, 88910800), (16, 61126175), (20, 48900940), (22, 44455400), (25, 39120752), (40, 24450470), (44, 22227700), (50, 19560376), (55, 17782160), (80, 12225235), (88, 11113850), (100, 9780188), (110, 8891080), (121, 8082800), (167, 5856400), (176, 5556925), (200, 4890094), (220, 4445540), (242, 4041400), (275, 3556432), (334, 2928200), (400, 2445047), (440, 2222770), (484, 2020700), (550, 1778216), (605, 1616560), (668, 1464100), (835, 1171280), (880, 1111385), (968, 1010350), (1100, 889108), (1210, 808280), (1331, 734800), (1336, 732050), (1670, 585640), (1837, 532400), (1936, 505175), (2200, 444554), (2420, 404140), (2662, 367400), (2672, 366025), (3025, 323312), (3340, 292820), (3674, 266200), (4175, 234256), (4400, 222277), (4840, 202070), (5324, 183700), (6050, 161656), (6655, 146960), (6680, 146410), (7348, 133100), (8350, 117128), (9185, 106480), (9680, 101035), (10648, 91850), (12100, 80828), (13310, 73480), (13360, 73205), (14641, 66800), (14696, 66550), (16700, 58564), (18370, 53240), (20207, 48400), (21296, 45925), (24200, 40414), (26620, 36740), (29282, 33400), (29392, 33275)]