64643340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:511

約数の個数: 96

約数和(自身を含む): 190794240

約数和(自身を除く): 126150900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 139, 230, 276, 278, 337, 345, 417, 460, 556, 674, 690, 695, 834, 1011, 1348, 1380, 1390, 1668, 1685, 2022, 2085, 2780, 3197, 3370, 4044, 4170, 5055, 6394, 6740, 7751, 8340, 9591, 10110, 12788, 15502, 15985, 19182, 20220, 23253, 31004, 31970, 38364, 38755, 46506, 46843, 47955, 63940, 77510, 93012, 93686, 95910, 116265, 140529, 155020, 187372, 191820, 232530, 234215, 281058, 465060, 468430, 562116, 702645, 936860, 1077389, 1405290, 2154778, 2810580, 3232167, 4309556, 5386945, 6464334, 10773890, 12928668, 16160835, 21547780, 32321670, 64643340]

約数ペア:

[(1, 64643340), (2, 32321670), (3, 21547780), (4, 16160835), (5, 12928668), (6, 10773890), (10, 6464334), (12, 5386945), (15, 4309556), (20, 3232167), (23, 2810580), (30, 2154778), (46, 1405290), (60, 1077389), (69, 936860), (92, 702645), (115, 562116), (138, 468430), (139, 465060), (230, 281058), (276, 234215), (278, 232530), (337, 191820), (345, 187372), (417, 155020), (460, 140529), (556, 116265), (674, 95910), (690, 93686), (695, 93012), (834, 77510), (1011, 63940), (1348, 47955), (1380, 46843), (1390, 46506), (1668, 38755), (1685, 38364), (2022, 31970), (2085, 31004), (2780, 23253), (3197, 20220), (3370, 19182), (4044, 15985), (4170, 15502), (5055, 12788), (6394, 10110), (6740, 9591), (7751, 8340)]