1812300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{863}}^1$

素因数の和:887

約数の個数: 72

約数和(自身を含む): 5999616

約数和(自身を除く): 4187316

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 863, 1050, 1726, 2100, 2589, 3452, 4315, 5178, 6041, 8630, 10356, 12082, 12945, 17260, 18123, 21575, 24164, 25890, 30205, 36246, 43150, 51780, 60410, 64725, 72492, 86300, 90615, 120820, 129450, 151025, 181230, 258900, 302050, 362460, 453075, 604100, 906150, 1812300]

約数ペア:

[(1, 1812300), (2, 906150), (3, 604100), (4, 453075), (5, 362460), (6, 302050), (7, 258900), (10, 181230), (12, 151025), (14, 129450), (15, 120820), (20, 90615), (21, 86300), (25, 72492), (28, 64725), (30, 60410), (35, 51780), (42, 43150), (50, 36246), (60, 30205), (70, 25890), (75, 24164), (84, 21575), (100, 18123), (105, 17260), (140, 12945), (150, 12082), (175, 10356), (210, 8630), (300, 6041), (350, 5178), (420, 4315), (525, 3452), (700, 2589), (863, 2100), (1050, 1726)]