251536480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:189

約数の個数: 192

約数和(自身を含む): 682795008

約数和(自身を除く): 431258528

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 47, 52, 62, 65, 80, 83, 94, 104, 124, 130, 155, 160, 166, 188, 208, 235, 248, 260, 310, 332, 376, 403, 415, 416, 470, 496, 520, 611, 620, 664, 752, 806, 830, 940, 992, 1040, 1079, 1222, 1240, 1328, 1457, 1504, 1612, 1660, 1880, 2015, 2080, 2158, 2444, 2480, 2573, 2656, 2914, 3055, 3224, 3320, 3760, 3901, 4030, 4316, 4888, 4960, 5146, 5395, 5828, 6110, 6448, 6640, 7285, 7520, 7802, 8060, 8632, 9776, 10292, 10790, 11656, 12220, 12865, 12896, 13280, 14570, 15604, 16120, 17264, 18941, 19505, 19552, 20584, 21580, 23312, 24440, 25730, 29140, 31208, 32240, 33449, 34528, 37882, 39010, 41168, 43160, 46624, 48880, 50713, 51460, 58280, 62416, 64480, 66898, 75764, 78020, 82336, 86320, 94705, 97760, 101426, 102920, 116560, 120931, 124832, 133796, 151528, 156040, 167245, 172640, 189410, 202852, 205840, 233120, 241862, 253565, 267592, 303056, 312080, 334490, 378820, 405704, 411680, 483724, 507130, 535184, 604655, 606112, 624160, 668980, 757640, 811408, 967448, 1014260, 1070368, 1209310, 1337960, 1515280, 1572103, 1622816, 1934896, 2028520, 2418620, 2675920, 3030560, 3144206, 3869792, 4057040, 4837240, 5351840, 6288412, 7860515, 8114080, 9674480, 12576824, 15721030, 19348960, 25153648, 31442060, 50307296, 62884120, 125768240, 251536480]

約数ペア:

[(1, 251536480), (2, 125768240), (4, 62884120), (5, 50307296), (8, 31442060), (10, 25153648), (13, 19348960), (16, 15721030), (20, 12576824), (26, 9674480), (31, 8114080), (32, 7860515), (40, 6288412), (47, 5351840), (52, 4837240), (62, 4057040), (65, 3869792), (80, 3144206), (83, 3030560), (94, 2675920), (104, 2418620), (124, 2028520), (130, 1934896), (155, 1622816), (160, 1572103), (166, 1515280), (188, 1337960), (208, 1209310), (235, 1070368), (248, 1014260), (260, 967448), (310, 811408), (332, 757640), (376, 668980), (403, 624160), (415, 606112), (416, 604655), (470, 535184), (496, 507130), (520, 483724), (611, 411680), (620, 405704), (664, 378820), (752, 334490), (806, 312080), (830, 303056), (940, 267592), (992, 253565), (1040, 241862), (1079, 233120), (1222, 205840), (1240, 202852), (1328, 189410), (1457, 172640), (1504, 167245), (1612, 156040), (1660, 151528), (1880, 133796), (2015, 124832), (2080, 120931), (2158, 116560), (2444, 102920), (2480, 101426), (2573, 97760), (2656, 94705), (2914, 86320), (3055, 82336), (3224, 78020), (3320, 75764), (3760, 66898), (3901, 64480), (4030, 62416), (4316, 58280), (4888, 51460), (4960, 50713), (5146, 48880), (5395, 46624), (5828, 43160), (6110, 41168), (6448, 39010), (6640, 37882), (7285, 34528), (7520, 33449), (7802, 32240), (8060, 31208), (8632, 29140), (9776, 25730), (10292, 24440), (10790, 23312), (11656, 21580), (12220, 20584), (12865, 19552), (12896, 19505), (13280, 18941), (14570, 17264), (15604, 16120)]