1903618240

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1511}}^1$

素因数の和:1686

約数の個数: 112

約数和(自身を含む): 4719181824

約数和(自身を除く): 2815563584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 127, 155, 160, 248, 254, 310, 320, 496, 508, 620, 635, 992, 1016, 1240, 1270, 1511, 1984, 2032, 2480, 2540, 3022, 3937, 4064, 4960, 5080, 6044, 7555, 7874, 8128, 9920, 10160, 12088, 15110, 15748, 19685, 20320, 24176, 30220, 31496, 39370, 40640, 46841, 48352, 60440, 62992, 78740, 93682, 96704, 120880, 125984, 157480, 187364, 191897, 234205, 241760, 251968, 314960, 374728, 383794, 468410, 483520, 629920, 749456, 767588, 936820, 959485, 1259840, 1498912, 1535176, 1873640, 1918970, 2997824, 3070352, 3747280, 3837940, 5948807, 6140704, 7494560, 7675880, 11897614, 12281408, 14989120, 15351760, 23795228, 29744035, 30703520, 47590456, 59488070, 61407040, 95180912, 118976140, 190361824, 237952280, 380723648, 475904560, 951809120, 1903618240]

約数ペア:

[(1, 1903618240), (2, 951809120), (4, 475904560), (5, 380723648), (8, 237952280), (10, 190361824), (16, 118976140), (20, 95180912), (31, 61407040), (32, 59488070), (40, 47590456), (62, 30703520), (64, 29744035), (80, 23795228), (124, 15351760), (127, 14989120), (155, 12281408), (160, 11897614), (248, 7675880), (254, 7494560), (310, 6140704), (320, 5948807), (496, 3837940), (508, 3747280), (620, 3070352), (635, 2997824), (992, 1918970), (1016, 1873640), (1240, 1535176), (1270, 1498912), (1511, 1259840), (1984, 959485), (2032, 936820), (2480, 767588), (2540, 749456), (3022, 629920), (3937, 483520), (4064, 468410), (4960, 383794), (5080, 374728), (6044, 314960), (7555, 251968), (7874, 241760), (8128, 234205), (9920, 191897), (10160, 187364), (12088, 157480), (15110, 125984), (15748, 120880), (19685, 96704), (20320, 93682), (24176, 78740), (30220, 62992), (31496, 60440), (39370, 48352), (40640, 46841)]