1561488960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{19597}}^1$

素因数の和:19700

約数の個数: 112

約数和(自身を含む): 5017715136

約数和(自身を除く): 3456226176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 83, 96, 120, 160, 166, 192, 240, 249, 320, 332, 415, 480, 498, 664, 830, 960, 996, 1245, 1328, 1660, 1992, 2490, 2656, 3320, 3984, 4980, 5312, 6640, 7968, 9960, 13280, 15936, 19597, 19920, 26560, 39194, 39840, 58791, 78388, 79680, 97985, 117582, 156776, 195970, 235164, 293955, 313552, 391940, 470328, 587910, 627104, 783880, 940656, 1175820, 1254208, 1567760, 1626551, 1881312, 2351640, 3135520, 3253102, 3762624, 4703280, 4879653, 6271040, 6506204, 8132755, 9406560, 9759306, 13012408, 16265510, 18813120, 19518612, 24398265, 26024816, 32531020, 39037224, 48796530, 52049632, 65062040, 78074448, 97593060, 104099264, 130124080, 156148896, 195186120, 260248160, 312297792, 390372240, 520496320, 780744480, 1561488960]

約数ペア:

[(1, 1561488960), (2, 780744480), (3, 520496320), (4, 390372240), (5, 312297792), (6, 260248160), (8, 195186120), (10, 156148896), (12, 130124080), (15, 104099264), (16, 97593060), (20, 78074448), (24, 65062040), (30, 52049632), (32, 48796530), (40, 39037224), (48, 32531020), (60, 26024816), (64, 24398265), (80, 19518612), (83, 18813120), (96, 16265510), (120, 13012408), (160, 9759306), (166, 9406560), (192, 8132755), (240, 6506204), (249, 6271040), (320, 4879653), (332, 4703280), (415, 3762624), (480, 3253102), (498, 3135520), (664, 2351640), (830, 1881312), (960, 1626551), (996, 1567760), (1245, 1254208), (1328, 1175820), (1660, 940656), (1992, 783880), (2490, 627104), (2656, 587910), (3320, 470328), (3984, 391940), (4980, 313552), (5312, 293955), (6640, 235164), (7968, 195970), (9960, 156776), (13280, 117582), (15936, 97985), (19597, 79680), (19920, 78388), (26560, 58791), (39194, 39840)]