201173880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1319}}^1$

素因数の和:1405

約数の個数: 128

約数和(自身を含む): 638668800

約数和(自身を除く): 437494920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 41, 60, 62, 82, 93, 120, 123, 124, 155, 164, 186, 205, 246, 248, 310, 328, 372, 410, 465, 492, 615, 620, 744, 820, 930, 984, 1230, 1240, 1271, 1319, 1640, 1860, 2460, 2542, 2638, 3720, 3813, 3957, 4920, 5084, 5276, 6355, 6595, 7626, 7914, 10168, 10552, 12710, 13190, 15252, 15828, 19065, 19785, 25420, 26380, 30504, 31656, 38130, 39570, 40889, 50840, 52760, 54079, 76260, 79140, 81778, 108158, 122667, 152520, 158280, 162237, 163556, 204445, 216316, 245334, 270395, 324474, 327112, 408890, 432632, 490668, 540790, 613335, 648948, 811185, 817780, 981336, 1081580, 1226670, 1297896, 1622370, 1635560, 1676449, 2163160, 2453340, 3244740, 3352898, 4906680, 5029347, 6489480, 6705796, 8382245, 10058694, 13411592, 16764490, 20117388, 25146735, 33528980, 40234776, 50293470, 67057960, 100586940, 201173880]

約数ペア:

[(1, 201173880), (2, 100586940), (3, 67057960), (4, 50293470), (5, 40234776), (6, 33528980), (8, 25146735), (10, 20117388), (12, 16764490), (15, 13411592), (20, 10058694), (24, 8382245), (30, 6705796), (31, 6489480), (40, 5029347), (41, 4906680), (60, 3352898), (62, 3244740), (82, 2453340), (93, 2163160), (120, 1676449), (123, 1635560), (124, 1622370), (155, 1297896), (164, 1226670), (186, 1081580), (205, 981336), (246, 817780), (248, 811185), (310, 648948), (328, 613335), (372, 540790), (410, 490668), (465, 432632), (492, 408890), (615, 327112), (620, 324474), (744, 270395), (820, 245334), (930, 216316), (984, 204445), (1230, 163556), (1240, 162237), (1271, 158280), (1319, 152520), (1640, 122667), (1860, 108158), (2460, 81778), (2542, 79140), (2638, 76260), (3720, 54079), (3813, 52760), (3957, 50840), (4920, 40889), (5084, 39570), (5276, 38130), (6355, 31656), (6595, 30504), (7626, 26380), (7914, 25420), (10168, 19785), (10552, 19065), (12710, 15828), (13190, 15252)]