40674780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2539}}^1$

素因数の和:2643

約数の個数: 72

約数和(自身を含む): 124815600

約数和(自身を除く): 84140820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 2539, 2670, 3204, 4005, 5078, 5340, 7617, 8010, 10156, 12695, 15234, 16020, 22851, 25390, 30468, 38085, 45702, 50780, 76170, 91404, 114255, 152340, 225971, 228510, 451942, 457020, 677913, 903884, 1129855, 1355826, 2033739, 2259710, 2711652, 3389565, 4067478, 4519420, 6779130, 8134956, 10168695, 13558260, 20337390, 40674780]

約数ペア:

[(1, 40674780), (2, 20337390), (3, 13558260), (4, 10168695), (5, 8134956), (6, 6779130), (9, 4519420), (10, 4067478), (12, 3389565), (15, 2711652), (18, 2259710), (20, 2033739), (30, 1355826), (36, 1129855), (45, 903884), (60, 677913), (89, 457020), (90, 451942), (178, 228510), (180, 225971), (267, 152340), (356, 114255), (445, 91404), (534, 76170), (801, 50780), (890, 45702), (1068, 38085), (1335, 30468), (1602, 25390), (1780, 22851), (2539, 16020), (2670, 15234), (3204, 12695), (4005, 10156), (5078, 8010), (5340, 7617)]