85784520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{9049}}^1$

素因数の和:9142

約数の個数: 64

約数和(自身を含む): 260640000

約数和(自身を除く): 174855480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 3160, 4740, 9049, 9480, 18098, 27147, 36196, 45245, 54294, 72392, 90490, 108588, 135735, 180980, 217176, 271470, 361960, 542940, 714871, 1085880, 1429742, 2144613, 2859484, 3574355, 4289226, 5718968, 7148710, 8578452, 10723065, 14297420, 17156904, 21446130, 28594840, 42892260, 85784520]

約数ペア:

[(1, 85784520), (2, 42892260), (3, 28594840), (4, 21446130), (5, 17156904), (6, 14297420), (8, 10723065), (10, 8578452), (12, 7148710), (15, 5718968), (20, 4289226), (24, 3574355), (30, 2859484), (40, 2144613), (60, 1429742), (79, 1085880), (120, 714871), (158, 542940), (237, 361960), (316, 271470), (395, 217176), (474, 180980), (632, 135735), (790, 108588), (948, 90490), (1185, 72392), (1580, 54294), (1896, 45245), (2370, 36196), (3160, 27147), (4740, 18098), (9049, 9480)]