1559469440

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{577}}^1$

素因数の和:740

約数の個数: 128

約数和(自身を含む): 3862797120

約数和(自身を除く): 2303327680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 103, 128, 160, 164, 205, 206, 320, 328, 410, 412, 515, 577, 640, 656, 820, 824, 1030, 1154, 1312, 1640, 1648, 2060, 2308, 2624, 2885, 3280, 3296, 4120, 4223, 4616, 5248, 5770, 6560, 6592, 8240, 8446, 9232, 11540, 13120, 13184, 16480, 16892, 18464, 21115, 23080, 23657, 26240, 32960, 33784, 36928, 42230, 46160, 47314, 59431, 65920, 67568, 73856, 84460, 92320, 94628, 118285, 118862, 135136, 168920, 184640, 189256, 236570, 237724, 270272, 297155, 337840, 369280, 378512, 473140, 475448, 540544, 594310, 675680, 757024, 946280, 950896, 1188620, 1351360, 1514048, 1892560, 1901792, 2377240, 2436671, 2702720, 3028096, 3785120, 3803584, 4754480, 4873342, 7570240, 7607168, 9508960, 9746684, 12183355, 15140480, 19017920, 19493368, 24366710, 38035840, 38986736, 48733420, 77973472, 97466840, 155946944, 194933680, 311893888, 389867360, 779734720, 1559469440]

約数ペア:

[(1, 1559469440), (2, 779734720), (4, 389867360), (5, 311893888), (8, 194933680), (10, 155946944), (16, 97466840), (20, 77973472), (32, 48733420), (40, 38986736), (41, 38035840), (64, 24366710), (80, 19493368), (82, 19017920), (103, 15140480), (128, 12183355), (160, 9746684), (164, 9508960), (205, 7607168), (206, 7570240), (320, 4873342), (328, 4754480), (410, 3803584), (412, 3785120), (515, 3028096), (577, 2702720), (640, 2436671), (656, 2377240), (820, 1901792), (824, 1892560), (1030, 1514048), (1154, 1351360), (1312, 1188620), (1640, 950896), (1648, 946280), (2060, 757024), (2308, 675680), (2624, 594310), (2885, 540544), (3280, 475448), (3296, 473140), (4120, 378512), (4223, 369280), (4616, 337840), (5248, 297155), (5770, 270272), (6560, 237724), (6592, 236570), (8240, 189256), (8446, 184640), (9232, 168920), (11540, 135136), (13120, 118862), (13184, 118285), (16480, 94628), (16892, 92320), (18464, 84460), (21115, 73856), (23080, 67568), (23657, 65920), (26240, 59431), (32960, 47314), (33784, 46160), (36928, 42230)]