77779560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{28181}}^1$

素因数の和:28218

約数の個数: 64

約数和(自身を含む): 243492480

約数和(自身を除く): 165712920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 28181, 56362, 84543, 112724, 140905, 169086, 225448, 281810, 338172, 422715, 563620, 648163, 676344, 845430, 1127240, 1296326, 1690860, 1944489, 2592652, 3240815, 3381720, 3888978, 5185304, 6481630, 7777956, 9722445, 12963260, 15555912, 19444890, 25926520, 38889780, 77779560]

約数ペア:

[(1, 77779560), (2, 38889780), (3, 25926520), (4, 19444890), (5, 15555912), (6, 12963260), (8, 9722445), (10, 7777956), (12, 6481630), (15, 5185304), (20, 3888978), (23, 3381720), (24, 3240815), (30, 2592652), (40, 1944489), (46, 1690860), (60, 1296326), (69, 1127240), (92, 845430), (115, 676344), (120, 648163), (138, 563620), (184, 422715), (230, 338172), (276, 281810), (345, 225448), (460, 169086), (552, 140905), (690, 112724), (920, 84543), (1380, 56362), (2760, 28181)]