1257570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 3327480

約数和(自身を除く): 2069910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 157, 178, 267, 314, 445, 471, 534, 785, 801, 890, 942, 1335, 1413, 1570, 1602, 2355, 2670, 2826, 4005, 4710, 7065, 8010, 13973, 14130, 27946, 41919, 69865, 83838, 125757, 139730, 209595, 251514, 419190, 628785, 1257570]

約数ペア:

[(1, 1257570), (2, 628785), (3, 419190), (5, 251514), (6, 209595), (9, 139730), (10, 125757), (15, 83838), (18, 69865), (30, 41919), (45, 27946), (89, 14130), (90, 13973), (157, 8010), (178, 7065), (267, 4710), (314, 4005), (445, 2826), (471, 2670), (534, 2355), (785, 1602), (801, 1570), (890, 1413), (942, 1335)]