391760460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23917}}^1$

素因数の和:23952

約数の個数: 144

約数和(自身を含む): 1462633536

約数和(自身を除く): 1070873076

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 16380, 23917, 47834, 71751, 95668, 119585, 143502, 167419, 215253, 239170, 287004, 310921, 334838, 358755, 430506, 478340, 502257, 621842, 669676, 717510, 837095, 861012, 932763, 1004514, 1076265, 1243684, 1435020, 1506771, 1554605, 1674190, 1865526, 2009028, 2152530, 2176447, 2511285, 2798289, 3013542, 3109210, 3348380, 3731052, 4305060, 4352894, 4663815, 5022570, 5596578, 6027084, 6218420, 6529341, 7533855, 8705788, 9327630, 10045140, 10882235, 11193156, 13058682, 13991445, 15067710, 18655260, 19588023, 21764470, 26117364, 27982890, 30135420, 32646705, 39176046, 43528940, 55965780, 65293410, 78352092, 97940115, 130586820, 195880230, 391760460]

約数ペア:

[(1, 391760460), (2, 195880230), (3, 130586820), (4, 97940115), (5, 78352092), (6, 65293410), (7, 55965780), (9, 43528940), (10, 39176046), (12, 32646705), (13, 30135420), (14, 27982890), (15, 26117364), (18, 21764470), (20, 19588023), (21, 18655260), (26, 15067710), (28, 13991445), (30, 13058682), (35, 11193156), (36, 10882235), (39, 10045140), (42, 9327630), (45, 8705788), (52, 7533855), (60, 6529341), (63, 6218420), (65, 6027084), (70, 5596578), (78, 5022570), (84, 4663815), (90, 4352894), (91, 4305060), (105, 3731052), (117, 3348380), (126, 3109210), (130, 3013542), (140, 2798289), (156, 2511285), (180, 2176447), (182, 2152530), (195, 2009028), (210, 1865526), (234, 1674190), (252, 1554605), (260, 1506771), (273, 1435020), (315, 1243684), (364, 1076265), (390, 1004514), (420, 932763), (455, 861012), (468, 837095), (546, 717510), (585, 669676), (630, 621842), (780, 502257), (819, 478340), (910, 430506), (1092, 358755), (1170, 334838), (1260, 310921), (1365, 287004), (1638, 239170), (1820, 215253), (2340, 167419), (2730, 143502), (3276, 119585), (4095, 95668), (5460, 71751), (8190, 47834), (16380, 23917)]