1511220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 4294080

約数和(自身を除く): 2782860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 283, 356, 445, 534, 566, 849, 890, 1068, 1132, 1335, 1415, 1698, 1780, 2670, 2830, 3396, 4245, 5340, 5660, 8490, 16980, 25187, 50374, 75561, 100748, 125935, 151122, 251870, 302244, 377805, 503740, 755610, 1511220]

約数ペア:

[(1, 1511220), (2, 755610), (3, 503740), (4, 377805), (5, 302244), (6, 251870), (10, 151122), (12, 125935), (15, 100748), (20, 75561), (30, 50374), (60, 25187), (89, 16980), (178, 8490), (267, 5660), (283, 5340), (356, 4245), (445, 3396), (534, 2830), (566, 2670), (849, 1780), (890, 1698), (1068, 1415), (1132, 1335)]