215023860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{3119}}^1$

素因数の和:3517

約数の個数: 72

約数和(自身を含む): 654151680

約数和(自身を除く): 439127820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 383, 766, 1149, 1532, 1915, 2298, 3119, 3447, 3830, 4596, 5745, 6238, 6894, 7660, 9357, 11490, 12476, 13788, 15595, 17235, 18714, 22980, 28071, 31190, 34470, 37428, 46785, 56142, 62380, 68940, 93570, 112284, 140355, 187140, 280710, 561420, 1194577, 2389154, 3583731, 4778308, 5972885, 7167462, 10751193, 11945770, 14334924, 17918655, 21502386, 23891540, 35837310, 43004772, 53755965, 71674620, 107511930, 215023860]

約数ペア:

[(1, 215023860), (2, 107511930), (3, 71674620), (4, 53755965), (5, 43004772), (6, 35837310), (9, 23891540), (10, 21502386), (12, 17918655), (15, 14334924), (18, 11945770), (20, 10751193), (30, 7167462), (36, 5972885), (45, 4778308), (60, 3583731), (90, 2389154), (180, 1194577), (383, 561420), (766, 280710), (1149, 187140), (1532, 140355), (1915, 112284), (2298, 93570), (3119, 68940), (3447, 62380), (3830, 56142), (4596, 46785), (5745, 37428), (6238, 34470), (6894, 31190), (7660, 28071), (9357, 22980), (11490, 18714), (12476, 17235), (13788, 15595)]