812804940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{4021}}^1$

素因数の和:5159

約数の個数: 72

約数和(自身を含む): 2468317488

約数和(自身を除く): 1655512548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1123, 2246, 3369, 4021, 4492, 5615, 6738, 8042, 10107, 11230, 12063, 13476, 16084, 16845, 20105, 20214, 22460, 24126, 33690, 36189, 40210, 40428, 48252, 50535, 60315, 67380, 72378, 80420, 101070, 120630, 144756, 180945, 202140, 241260, 361890, 723780, 4515583, 9031166, 13546749, 18062332, 22577915, 27093498, 40640247, 45155830, 54186996, 67733745, 81280494, 90311660, 135467490, 162560988, 203201235, 270934980, 406402470, 812804940]

約数ペア:

[(1, 812804940), (2, 406402470), (3, 270934980), (4, 203201235), (5, 162560988), (6, 135467490), (9, 90311660), (10, 81280494), (12, 67733745), (15, 54186996), (18, 45155830), (20, 40640247), (30, 27093498), (36, 22577915), (45, 18062332), (60, 13546749), (90, 9031166), (180, 4515583), (1123, 723780), (2246, 361890), (3369, 241260), (4021, 202140), (4492, 180945), (5615, 144756), (6738, 120630), (8042, 101070), (10107, 80420), (11230, 72378), (12063, 67380), (13476, 60315), (16084, 50535), (16845, 48252), (20105, 40428), (20214, 40210), (22460, 36189), (24126, 33690)]