18968280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5099}}^1$

素因数の和:5144

約数の個数: 64

約数和(自身を含む): 58752000

約数和(自身を除く): 39783720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 5099, 10198, 15297, 20396, 25495, 30594, 40792, 50990, 61188, 76485, 101980, 122376, 152970, 158069, 203960, 305940, 316138, 474207, 611880, 632276, 790345, 948414, 1264552, 1580690, 1896828, 2371035, 3161380, 3793656, 4742070, 6322760, 9484140, 18968280]

約数ペア:

[(1, 18968280), (2, 9484140), (3, 6322760), (4, 4742070), (5, 3793656), (6, 3161380), (8, 2371035), (10, 1896828), (12, 1580690), (15, 1264552), (20, 948414), (24, 790345), (30, 632276), (31, 611880), (40, 474207), (60, 316138), (62, 305940), (93, 203960), (120, 158069), (124, 152970), (155, 122376), (186, 101980), (248, 76485), (310, 61188), (372, 50990), (465, 40792), (620, 30594), (744, 25495), (930, 20396), (1240, 15297), (1860, 10198), (3720, 5099)]