68916900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:502

約数の個数: 144

約数和(自身を含む): 220485888

約数和(自身を除く): 151568988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 41, 50, 52, 60, 65, 75, 78, 82, 100, 123, 130, 150, 156, 164, 195, 205, 246, 260, 300, 325, 390, 410, 431, 492, 533, 615, 650, 780, 820, 862, 975, 1025, 1066, 1230, 1293, 1300, 1599, 1724, 1950, 2050, 2132, 2155, 2460, 2586, 2665, 3075, 3198, 3900, 4100, 4310, 5172, 5330, 5603, 6150, 6396, 6465, 7995, 8620, 10660, 10775, 11206, 12300, 12930, 13325, 15990, 16809, 17671, 21550, 22412, 25860, 26650, 28015, 31980, 32325, 33618, 35342, 39975, 43100, 53013, 53300, 56030, 64650, 67236, 70684, 79950, 84045, 88355, 106026, 112060, 129300, 140075, 159900, 168090, 176710, 212052, 229723, 265065, 280150, 336180, 353420, 420225, 441775, 459446, 530130, 560300, 689169, 840450, 883550, 918892, 1060260, 1148615, 1325325, 1378338, 1680900, 1767100, 2297230, 2650650, 2756676, 3445845, 4594460, 5301300, 5743075, 6891690, 11486150, 13783380, 17229225, 22972300, 34458450, 68916900]

約数ペア:

[(1, 68916900), (2, 34458450), (3, 22972300), (4, 17229225), (5, 13783380), (6, 11486150), (10, 6891690), (12, 5743075), (13, 5301300), (15, 4594460), (20, 3445845), (25, 2756676), (26, 2650650), (30, 2297230), (39, 1767100), (41, 1680900), (50, 1378338), (52, 1325325), (60, 1148615), (65, 1060260), (75, 918892), (78, 883550), (82, 840450), (100, 689169), (123, 560300), (130, 530130), (150, 459446), (156, 441775), (164, 420225), (195, 353420), (205, 336180), (246, 280150), (260, 265065), (300, 229723), (325, 212052), (390, 176710), (410, 168090), (431, 159900), (492, 140075), (533, 129300), (615, 112060), (650, 106026), (780, 88355), (820, 84045), (862, 79950), (975, 70684), (1025, 67236), (1066, 64650), (1230, 56030), (1293, 53300), (1300, 53013), (1599, 43100), (1724, 39975), (1950, 35342), (2050, 33618), (2132, 32325), (2155, 31980), (2460, 28015), (2586, 26650), (2665, 25860), (3075, 22412), (3198, 21550), (3900, 17671), (4100, 16809), (4310, 15990), (5172, 13325), (5330, 12930), (5603, 12300), (6150, 11206), (6396, 10775), (6465, 10660), (7995, 8620)]