888922260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{20663}}^1$

素因数の和:20917

約数の個数: 72

約数和(自身を含む): 2707810560

約数和(自身を除く): 1818888300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 717, 956, 1195, 1434, 2151, 2390, 2868, 3585, 4302, 4780, 7170, 8604, 10755, 14340, 20663, 21510, 41326, 43020, 61989, 82652, 103315, 123978, 185967, 206630, 247956, 309945, 371934, 413260, 619890, 743868, 929835, 1239780, 1859670, 3719340, 4938457, 9876914, 14815371, 19753828, 24692285, 29630742, 44446113, 49384570, 59261484, 74076855, 88892226, 98769140, 148153710, 177784452, 222230565, 296307420, 444461130, 888922260]

約数ペア:

[(1, 888922260), (2, 444461130), (3, 296307420), (4, 222230565), (5, 177784452), (6, 148153710), (9, 98769140), (10, 88892226), (12, 74076855), (15, 59261484), (18, 49384570), (20, 44446113), (30, 29630742), (36, 24692285), (45, 19753828), (60, 14815371), (90, 9876914), (180, 4938457), (239, 3719340), (478, 1859670), (717, 1239780), (956, 929835), (1195, 743868), (1434, 619890), (2151, 413260), (2390, 371934), (2868, 309945), (3585, 247956), (4302, 206630), (4780, 185967), (7170, 123978), (8604, 103315), (10755, 82652), (14340, 61989), (20663, 43020), (21510, 41326)]