31917720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13999}}^1$

素因数の和:14032

約数の個数: 64

約数和(自身を含む): 100800000

約数和(自身を除く): 68882280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 13999, 27998, 41997, 55996, 69995, 83994, 111992, 139990, 167988, 209985, 265981, 279980, 335976, 419970, 531962, 559960, 797943, 839940, 1063924, 1329905, 1595886, 1679880, 2127848, 2659810, 3191772, 3989715, 5319620, 6383544, 7979430, 10639240, 15958860, 31917720]

約数ペア:

[(1, 31917720), (2, 15958860), (3, 10639240), (4, 7979430), (5, 6383544), (6, 5319620), (8, 3989715), (10, 3191772), (12, 2659810), (15, 2127848), (19, 1679880), (20, 1595886), (24, 1329905), (30, 1063924), (38, 839940), (40, 797943), (57, 559960), (60, 531962), (76, 419970), (95, 335976), (114, 279980), (120, 265981), (152, 209985), (190, 167988), (228, 139990), (285, 111992), (380, 83994), (456, 69995), (570, 55996), (760, 41997), (1140, 27998), (2280, 13999)]