1815534560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{55897}}^1$

素因数の和:55948

約数の個数: 96

約数和(自身を含む): 5071066560

約数和(自身を除く): 3255532000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 160, 203, 224, 232, 280, 290, 406, 464, 560, 580, 812, 928, 1015, 1120, 1160, 1624, 2030, 2320, 3248, 4060, 4640, 6496, 8120, 16240, 32480, 55897, 111794, 223588, 279485, 391279, 447176, 558970, 782558, 894352, 1117940, 1565116, 1621013, 1788704, 1956395, 2235880, 3130232, 3242026, 3912790, 4471760, 6260464, 6484052, 7825580, 8105065, 8943520, 11347091, 12520928, 12968104, 15651160, 16210130, 22694182, 25936208, 31302320, 32420260, 45388364, 51872416, 56735455, 62604640, 64840520, 90776728, 113470910, 129681040, 181553456, 226941820, 259362080, 363106912, 453883640, 907767280, 1815534560]

約数ペア:

[(1, 1815534560), (2, 907767280), (4, 453883640), (5, 363106912), (7, 259362080), (8, 226941820), (10, 181553456), (14, 129681040), (16, 113470910), (20, 90776728), (28, 64840520), (29, 62604640), (32, 56735455), (35, 51872416), (40, 45388364), (56, 32420260), (58, 31302320), (70, 25936208), (80, 22694182), (112, 16210130), (116, 15651160), (140, 12968104), (145, 12520928), (160, 11347091), (203, 8943520), (224, 8105065), (232, 7825580), (280, 6484052), (290, 6260464), (406, 4471760), (464, 3912790), (560, 3242026), (580, 3130232), (812, 2235880), (928, 1956395), (1015, 1788704), (1120, 1621013), (1160, 1565116), (1624, 1117940), (2030, 894352), (2320, 782558), (3248, 558970), (4060, 447176), (4640, 391279), (6496, 279485), (8120, 223588), (16240, 111794), (32480, 55897)]