71686680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{45953}}^1$

素因数の和:45980

約数の個数: 64

約数和(自身を含む): 231608160

約数和(自身を除く): 159921480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 45953, 91906, 137859, 183812, 229765, 275718, 367624, 459530, 551436, 597389, 689295, 919060, 1102872, 1194778, 1378590, 1792167, 1838120, 2389556, 2757180, 2986945, 3584334, 4779112, 5514360, 5973890, 7168668, 8960835, 11947780, 14337336, 17921670, 23895560, 35843340, 71686680]

約数ペア:

[(1, 71686680), (2, 35843340), (3, 23895560), (4, 17921670), (5, 14337336), (6, 11947780), (8, 8960835), (10, 7168668), (12, 5973890), (13, 5514360), (15, 4779112), (20, 3584334), (24, 2986945), (26, 2757180), (30, 2389556), (39, 1838120), (40, 1792167), (52, 1378590), (60, 1194778), (65, 1102872), (78, 919060), (104, 689295), (120, 597389), (130, 551436), (156, 459530), (195, 367624), (260, 275718), (312, 229765), (390, 183812), (520, 137859), (780, 91906), (1560, 45953)]