75630420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4721}}^1$

素因数の和:4825

約数の個数: 72

約数和(自身を含む): 232039080

約数和(自身を除く): 156408660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 2670, 3204, 4005, 4721, 5340, 8010, 9442, 14163, 16020, 18884, 23605, 28326, 42489, 47210, 56652, 70815, 84978, 94420, 141630, 169956, 212445, 283260, 420169, 424890, 840338, 849780, 1260507, 1680676, 2100845, 2521014, 3781521, 4201690, 5042028, 6302535, 7563042, 8403380, 12605070, 15126084, 18907605, 25210140, 37815210, 75630420]

約数ペア:

[(1, 75630420), (2, 37815210), (3, 25210140), (4, 18907605), (5, 15126084), (6, 12605070), (9, 8403380), (10, 7563042), (12, 6302535), (15, 5042028), (18, 4201690), (20, 3781521), (30, 2521014), (36, 2100845), (45, 1680676), (60, 1260507), (89, 849780), (90, 840338), (178, 424890), (180, 420169), (267, 283260), (356, 212445), (445, 169956), (534, 141630), (801, 94420), (890, 84978), (1068, 70815), (1335, 56652), (1602, 47210), (1780, 42489), (2670, 28326), (3204, 23605), (4005, 18884), (4721, 16020), (5340, 14163), (8010, 9442)]