123988920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:174

約数の個数: 256

約数和(自身を含む): 435456000

約数和(自身を除く): 311467080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 29, 30, 33, 40, 41, 44, 55, 58, 60, 66, 79, 82, 87, 88, 110, 116, 120, 123, 132, 145, 158, 164, 165, 174, 205, 220, 232, 237, 246, 264, 290, 316, 319, 328, 330, 348, 395, 410, 435, 440, 451, 474, 492, 580, 615, 632, 638, 660, 696, 790, 820, 869, 870, 902, 948, 957, 984, 1160, 1185, 1189, 1230, 1276, 1320, 1353, 1580, 1595, 1640, 1738, 1740, 1804, 1896, 1914, 2255, 2291, 2370, 2378, 2460, 2552, 2607, 2706, 3160, 3190, 3239, 3476, 3480, 3567, 3608, 3828, 4345, 4510, 4582, 4740, 4756, 4785, 4920, 5214, 5412, 5945, 6380, 6478, 6765, 6873, 6952, 7134, 7656, 8690, 9020, 9164, 9480, 9512, 9570, 9717, 10428, 10824, 11455, 11890, 12760, 12956, 13035, 13079, 13530, 13746, 14268, 16195, 17380, 17835, 18040, 18328, 19140, 19434, 20856, 22910, 23780, 25201, 25912, 26070, 26158, 27060, 27492, 28536, 32390, 34365, 34760, 35629, 35670, 38280, 38868, 39237, 45820, 47560, 48585, 50402, 52140, 52316, 54120, 54984, 64780, 65395, 68730, 71258, 71340, 75603, 77736, 78474, 91640, 93931, 97170, 100804, 104280, 104632, 106887, 126005, 129560, 130790, 137460, 142516, 142680, 151206, 156948, 178145, 187862, 194340, 196185, 201608, 213774, 252010, 261580, 274920, 281793, 285032, 302412, 313896, 356290, 375724, 378015, 388680, 392370, 427548, 469655, 504020, 523160, 534435, 563586, 604824, 712580, 751448, 756030, 784740, 855096, 939310, 1008040, 1033241, 1068870, 1127172, 1408965, 1425160, 1512060, 1569480, 1878620, 2066482, 2137740, 2254344, 2817930, 3024120, 3099723, 3757240, 4132964, 4275480, 5166205, 5635860, 6199446, 8265928, 10332410, 11271720, 12398892, 15498615, 20664820, 24797784, 30997230, 41329640, 61994460, 123988920]

約数ペア:

[(1, 123988920), (2, 61994460), (3, 41329640), (4, 30997230), (5, 24797784), (6, 20664820), (8, 15498615), (10, 12398892), (11, 11271720), (12, 10332410), (15, 8265928), (20, 6199446), (22, 5635860), (24, 5166205), (29, 4275480), (30, 4132964), (33, 3757240), (40, 3099723), (41, 3024120), (44, 2817930), (55, 2254344), (58, 2137740), (60, 2066482), (66, 1878620), (79, 1569480), (82, 1512060), (87, 1425160), (88, 1408965), (110, 1127172), (116, 1068870), (120, 1033241), (123, 1008040), (132, 939310), (145, 855096), (158, 784740), (164, 756030), (165, 751448), (174, 712580), (205, 604824), (220, 563586), (232, 534435), (237, 523160), (246, 504020), (264, 469655), (290, 427548), (316, 392370), (319, 388680), (328, 378015), (330, 375724), (348, 356290), (395, 313896), (410, 302412), (435, 285032), (440, 281793), (451, 274920), (474, 261580), (492, 252010), (580, 213774), (615, 201608), (632, 196185), (638, 194340), (660, 187862), (696, 178145), (790, 156948), (820, 151206), (869, 142680), (870, 142516), (902, 137460), (948, 130790), (957, 129560), (984, 126005), (1160, 106887), (1185, 104632), (1189, 104280), (1230, 100804), (1276, 97170), (1320, 93931), (1353, 91640), (1580, 78474), (1595, 77736), (1640, 75603), (1738, 71340), (1740, 71258), (1804, 68730), (1896, 65395), (1914, 64780), (2255, 54984), (2291, 54120), (2370, 52316), (2378, 52140), (2460, 50402), (2552, 48585), (2607, 47560), (2706, 45820), (3160, 39237), (3190, 38868), (3239, 38280), (3476, 35670), (3480, 35629), (3567, 34760), (3608, 34365), (3828, 32390), (4345, 28536), (4510, 27492), (4582, 27060), (4740, 26158), (4756, 26070), (4785, 25912), (4920, 25201), (5214, 23780), (5412, 22910), (5945, 20856), (6380, 19434), (6478, 19140), (6765, 18328), (6873, 18040), (6952, 17835), (7134, 17380), (7656, 16195), (8690, 14268), (9020, 13746), (9164, 13530), (9480, 13079), (9512, 13035), (9570, 12956), (9717, 12760), (10428, 11890), (10824, 11455)]