207634140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{164789}}^1$

素因数の和:164811

約数の個数: 72

約数和(自身を含む): 719802720

約数和(自身を除く): 512168580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 164789, 329578, 494367, 659156, 823945, 988734, 1153523, 1483101, 1647890, 1977468, 2307046, 2471835, 2966202, 3295780, 3460569, 4614092, 4943670, 5767615, 5932404, 6921138, 7415505, 9887340, 10381707, 11535230, 13842276, 14831010, 17302845, 20763414, 23070460, 29662020, 34605690, 41526828, 51908535, 69211380, 103817070, 207634140]

約数ペア:

[(1, 207634140), (2, 103817070), (3, 69211380), (4, 51908535), (5, 41526828), (6, 34605690), (7, 29662020), (9, 23070460), (10, 20763414), (12, 17302845), (14, 14831010), (15, 13842276), (18, 11535230), (20, 10381707), (21, 9887340), (28, 7415505), (30, 6921138), (35, 5932404), (36, 5767615), (42, 4943670), (45, 4614092), (60, 3460569), (63, 3295780), (70, 2966202), (84, 2471835), (90, 2307046), (105, 1977468), (126, 1647890), (140, 1483101), (180, 1153523), (210, 988734), (252, 823945), (315, 659156), (420, 494367), (630, 329578), (1260, 164789)]