857555460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{207139}}^1$

素因数の和:207177

約数の個数: 72

約数和(自身を含む): 2714362560

約数和(自身を除く): 1856807100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 207139, 414278, 621417, 828556, 1035695, 1242834, 1864251, 2071390, 2485668, 3107085, 3728502, 4142780, 4764197, 6214170, 7457004, 9321255, 9528394, 12428340, 14292591, 18642510, 19056788, 23820985, 28585182, 37285020, 42877773, 47641970, 57170364, 71462955, 85755546, 95283940, 142925910, 171511092, 214388865, 285851820, 428777730, 857555460]

約数ペア:

[(1, 857555460), (2, 428777730), (3, 285851820), (4, 214388865), (5, 171511092), (6, 142925910), (9, 95283940), (10, 85755546), (12, 71462955), (15, 57170364), (18, 47641970), (20, 42877773), (23, 37285020), (30, 28585182), (36, 23820985), (45, 19056788), (46, 18642510), (60, 14292591), (69, 12428340), (90, 9528394), (92, 9321255), (115, 7457004), (138, 6214170), (180, 4764197), (207, 4142780), (230, 3728502), (276, 3107085), (345, 2485668), (414, 2071390), (460, 1864251), (690, 1242834), (828, 1035695), (1035, 828556), (1380, 621417), (2070, 414278), (4140, 207139)]