1520009790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{487}}^1$

素因数の和:714

約数の個数: 128

約数和(自身を含む): 4037548032

約数和(自身を除く): 2517538242

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 53, 65, 78, 106, 130, 151, 159, 195, 265, 302, 318, 390, 453, 487, 530, 689, 755, 795, 906, 974, 1378, 1461, 1510, 1590, 1963, 2067, 2265, 2435, 2922, 3445, 3926, 4134, 4530, 4870, 5889, 6331, 6890, 7305, 8003, 9815, 10335, 11778, 12662, 14610, 16006, 18993, 19630, 20670, 24009, 25811, 29445, 31655, 37986, 40015, 48018, 51622, 58890, 63310, 73537, 77433, 80030, 94965, 104039, 120045, 129055, 147074, 154866, 189930, 208078, 220611, 240090, 258110, 312117, 335543, 367685, 387165, 441222, 520195, 624234, 671086, 735370, 774330, 955981, 1006629, 1040390, 1103055, 1560585, 1677715, 1911962, 2013258, 2206110, 2867943, 3121170, 3355430, 3897461, 4779905, 5033145, 5735886, 7794922, 9559810, 10066290, 11692383, 14339715, 19487305, 23384766, 28679430, 38974610, 50666993, 58461915, 101333986, 116923830, 152000979, 253334965, 304001958, 506669930, 760004895, 1520009790]

約数ペア:

[(1, 1520009790), (2, 760004895), (3, 506669930), (5, 304001958), (6, 253334965), (10, 152000979), (13, 116923830), (15, 101333986), (26, 58461915), (30, 50666993), (39, 38974610), (53, 28679430), (65, 23384766), (78, 19487305), (106, 14339715), (130, 11692383), (151, 10066290), (159, 9559810), (195, 7794922), (265, 5735886), (302, 5033145), (318, 4779905), (390, 3897461), (453, 3355430), (487, 3121170), (530, 2867943), (689, 2206110), (755, 2013258), (795, 1911962), (906, 1677715), (974, 1560585), (1378, 1103055), (1461, 1040390), (1510, 1006629), (1590, 955981), (1963, 774330), (2067, 735370), (2265, 671086), (2435, 624234), (2922, 520195), (3445, 441222), (3926, 387165), (4134, 367685), (4530, 335543), (4870, 312117), (5889, 258110), (6331, 240090), (6890, 220611), (7305, 208078), (8003, 189930), (9815, 154866), (10335, 147074), (11778, 129055), (12662, 120045), (14610, 104039), (16006, 94965), (18993, 80030), (19630, 77433), (20670, 73537), (24009, 63310), (25811, 58890), (29445, 51622), (31655, 48018), (37986, 40015)]