291238260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{54539}}^1$

素因数の和:54640

約数の個数: 48

約数和(自身を含む): 824644800

約数和(自身を除く): 533406540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 54539, 109078, 163617, 218156, 272695, 327234, 545390, 654468, 818085, 1090780, 1636170, 3272340, 4853971, 9707942, 14561913, 19415884, 24269855, 29123826, 48539710, 58247652, 72809565, 97079420, 145619130, 291238260]

約数ペア:

[(1, 291238260), (2, 145619130), (3, 97079420), (4, 72809565), (5, 58247652), (6, 48539710), (10, 29123826), (12, 24269855), (15, 19415884), (20, 14561913), (30, 9707942), (60, 4853971), (89, 3272340), (178, 1636170), (267, 1090780), (356, 818085), (445, 654468), (534, 545390), (890, 327234), (1068, 272695), (1335, 218156), (1780, 163617), (2670, 109078), (5340, 54539)]