216406320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{499}}^1$

素因数の和:667

約数の個数: 160

約数和(自身を含む): 729120000

約数和(自身を除く): 512713680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 139, 156, 195, 208, 240, 260, 278, 312, 390, 417, 499, 520, 556, 624, 695, 780, 834, 998, 1040, 1112, 1390, 1497, 1560, 1668, 1807, 1996, 2085, 2224, 2495, 2780, 2994, 3120, 3336, 3614, 3992, 4170, 4990, 5421, 5560, 5988, 6487, 6672, 7228, 7485, 7984, 8340, 9035, 9980, 10842, 11120, 11976, 12974, 14456, 14970, 16680, 18070, 19461, 19960, 21684, 23952, 25948, 27105, 28912, 29940, 32435, 33360, 36140, 38922, 39920, 43368, 51896, 54210, 59880, 64870, 69361, 72280, 77844, 86736, 97305, 103792, 108420, 119760, 129740, 138722, 144560, 155688, 194610, 208083, 216840, 259480, 277444, 311376, 346805, 389220, 416166, 433680, 518960, 554888, 693610, 778440, 832332, 901693, 1040415, 1109776, 1387220, 1556880, 1664664, 1803386, 2080830, 2705079, 2774440, 3329328, 3606772, 4161660, 4508465, 5410158, 5548880, 7213544, 8323320, 9016930, 10820316, 13525395, 14427088, 16646640, 18033860, 21640632, 27050790, 36067720, 43281264, 54101580, 72135440, 108203160, 216406320]

約数ペア:

[(1, 216406320), (2, 108203160), (3, 72135440), (4, 54101580), (5, 43281264), (6, 36067720), (8, 27050790), (10, 21640632), (12, 18033860), (13, 16646640), (15, 14427088), (16, 13525395), (20, 10820316), (24, 9016930), (26, 8323320), (30, 7213544), (39, 5548880), (40, 5410158), (48, 4508465), (52, 4161660), (60, 3606772), (65, 3329328), (78, 2774440), (80, 2705079), (104, 2080830), (120, 1803386), (130, 1664664), (139, 1556880), (156, 1387220), (195, 1109776), (208, 1040415), (240, 901693), (260, 832332), (278, 778440), (312, 693610), (390, 554888), (417, 518960), (499, 433680), (520, 416166), (556, 389220), (624, 346805), (695, 311376), (780, 277444), (834, 259480), (998, 216840), (1040, 208083), (1112, 194610), (1390, 155688), (1497, 144560), (1560, 138722), (1668, 129740), (1807, 119760), (1996, 108420), (2085, 103792), (2224, 97305), (2495, 86736), (2780, 77844), (2994, 72280), (3120, 69361), (3336, 64870), (3614, 59880), (3992, 54210), (4170, 51896), (4990, 43368), (5421, 39920), (5560, 38922), (5988, 36140), (6487, 33360), (6672, 32435), (7228, 29940), (7485, 28912), (7984, 27105), (8340, 25948), (9035, 23952), (9980, 21684), (10842, 19960), (11120, 19461), (11976, 18070), (12974, 16680), (14456, 14970)]