123468400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^2\times {\mathrm{2551}}^1$

素因数の和:2591

約数の個数: 90

約数和(自身を含む): 326178776

約数和(自身を除く): 202710376

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 121, 176, 200, 220, 242, 275, 400, 440, 484, 550, 605, 880, 968, 1100, 1210, 1936, 2200, 2420, 2551, 3025, 4400, 4840, 5102, 6050, 9680, 10204, 12100, 12755, 20408, 24200, 25510, 28061, 40816, 48400, 51020, 56122, 63775, 102040, 112244, 127550, 140305, 204080, 224488, 255100, 280610, 308671, 448976, 510200, 561220, 617342, 701525, 1020400, 1122440, 1234684, 1403050, 1543355, 2244880, 2469368, 2806100, 3086710, 4938736, 5612200, 6173420, 7716775, 11224400, 12346840, 15433550, 24693680, 30867100, 61734200, 123468400]

約数ペア:

[(1, 123468400), (2, 61734200), (4, 30867100), (5, 24693680), (8, 15433550), (10, 12346840), (11, 11224400), (16, 7716775), (20, 6173420), (22, 5612200), (25, 4938736), (40, 3086710), (44, 2806100), (50, 2469368), (55, 2244880), (80, 1543355), (88, 1403050), (100, 1234684), (110, 1122440), (121, 1020400), (176, 701525), (200, 617342), (220, 561220), (242, 510200), (275, 448976), (400, 308671), (440, 280610), (484, 255100), (550, 224488), (605, 204080), (880, 140305), (968, 127550), (1100, 112244), (1210, 102040), (1936, 63775), (2200, 56122), (2420, 51020), (2551, 48400), (3025, 40816), (4400, 28061), (4840, 25510), (5102, 24200), (6050, 20408), (9680, 12755), (10204, 12100)]