312289380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{421}}^1$

素因数の和:766

約数の個数: 144

約数和(自身を含む): 1025794224

約数和(自身を除く): 713504844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 317, 390, 421, 468, 585, 634, 780, 842, 951, 1170, 1263, 1268, 1585, 1684, 1902, 2105, 2340, 2526, 2853, 3170, 3789, 3804, 4121, 4210, 4755, 5052, 5473, 5706, 6315, 6340, 7578, 8242, 8420, 9510, 10946, 11412, 12363, 12630, 14265, 15156, 16419, 16484, 18945, 19020, 20605, 21892, 24726, 25260, 27365, 28530, 32838, 37089, 37890, 41210, 49257, 49452, 54730, 57060, 61815, 65676, 74178, 75780, 82095, 82420, 98514, 109460, 123630, 133457, 148356, 164190, 185445, 197028, 246285, 247260, 266914, 328380, 370890, 400371, 492570, 533828, 667285, 741780, 800742, 985140, 1201113, 1334570, 1601484, 1734941, 2001855, 2402226, 2669140, 3469882, 4003710, 4804452, 5204823, 6005565, 6939764, 8007420, 8674705, 10409646, 12011130, 15614469, 17349410, 20819292, 24022260, 26024115, 31228938, 34698820, 52048230, 62457876, 78072345, 104096460, 156144690, 312289380]

約数ペア:

[(1, 312289380), (2, 156144690), (3, 104096460), (4, 78072345), (5, 62457876), (6, 52048230), (9, 34698820), (10, 31228938), (12, 26024115), (13, 24022260), (15, 20819292), (18, 17349410), (20, 15614469), (26, 12011130), (30, 10409646), (36, 8674705), (39, 8007420), (45, 6939764), (52, 6005565), (60, 5204823), (65, 4804452), (78, 4003710), (90, 3469882), (117, 2669140), (130, 2402226), (156, 2001855), (180, 1734941), (195, 1601484), (234, 1334570), (260, 1201113), (317, 985140), (390, 800742), (421, 741780), (468, 667285), (585, 533828), (634, 492570), (780, 400371), (842, 370890), (951, 328380), (1170, 266914), (1263, 247260), (1268, 246285), (1585, 197028), (1684, 185445), (1902, 164190), (2105, 148356), (2340, 133457), (2526, 123630), (2853, 109460), (3170, 98514), (3789, 82420), (3804, 82095), (4121, 75780), (4210, 74178), (4755, 65676), (5052, 61815), (5473, 57060), (5706, 54730), (6315, 49452), (6340, 49257), (7578, 41210), (8242, 37890), (8420, 37089), (9510, 32838), (10946, 28530), (11412, 27365), (12363, 25260), (12630, 24726), (14265, 21892), (15156, 20605), (16419, 19020), (16484, 18945)]