90622980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1013}}^1$

素因数の和:1106

約数の個数: 144

約数和(自身を含む): 318898944

約数和(自身を除く): 228275964

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 71, 84, 90, 105, 126, 140, 142, 180, 210, 213, 252, 284, 315, 355, 420, 426, 497, 630, 639, 710, 852, 994, 1013, 1065, 1260, 1278, 1420, 1491, 1988, 2026, 2130, 2485, 2556, 2982, 3039, 3195, 4052, 4260, 4473, 4970, 5065, 5964, 6078, 6390, 7091, 7455, 8946, 9117, 9940, 10130, 12156, 12780, 14182, 14910, 15195, 17892, 18234, 20260, 21273, 22365, 28364, 29820, 30390, 35455, 36468, 42546, 44730, 45585, 60780, 63819, 70910, 71923, 85092, 89460, 91170, 106365, 127638, 141820, 143846, 182340, 212730, 215769, 255276, 287692, 319095, 359615, 425460, 431538, 503461, 638190, 647307, 719230, 863076, 1006922, 1078845, 1276380, 1294614, 1438460, 1510383, 2013844, 2157690, 2517305, 2589228, 3020766, 3236535, 4315380, 4531149, 5034610, 6041532, 6473070, 7551915, 9062298, 10069220, 12946140, 15103830, 18124596, 22655745, 30207660, 45311490, 90622980]

約数ペア:

[(1, 90622980), (2, 45311490), (3, 30207660), (4, 22655745), (5, 18124596), (6, 15103830), (7, 12946140), (9, 10069220), (10, 9062298), (12, 7551915), (14, 6473070), (15, 6041532), (18, 5034610), (20, 4531149), (21, 4315380), (28, 3236535), (30, 3020766), (35, 2589228), (36, 2517305), (42, 2157690), (45, 2013844), (60, 1510383), (63, 1438460), (70, 1294614), (71, 1276380), (84, 1078845), (90, 1006922), (105, 863076), (126, 719230), (140, 647307), (142, 638190), (180, 503461), (210, 431538), (213, 425460), (252, 359615), (284, 319095), (315, 287692), (355, 255276), (420, 215769), (426, 212730), (497, 182340), (630, 143846), (639, 141820), (710, 127638), (852, 106365), (994, 91170), (1013, 89460), (1065, 85092), (1260, 71923), (1278, 70910), (1420, 63819), (1491, 60780), (1988, 45585), (2026, 44730), (2130, 42546), (2485, 36468), (2556, 35455), (2982, 30390), (3039, 29820), (3195, 28364), (4052, 22365), (4260, 21273), (4473, 20260), (4970, 18234), (5065, 17892), (5964, 15195), (6078, 14910), (6390, 14182), (7091, 12780), (7455, 12156), (8946, 10130), (9117, 9940)]