42705720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{379}}^1$

素因数の和:709

約数の個数: 96

約数和(自身を含む): 139604400

約数和(自身を除く): 96898680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 313, 360, 379, 626, 758, 939, 1137, 1252, 1516, 1565, 1878, 1895, 2274, 2504, 2817, 3032, 3130, 3411, 3756, 3790, 4548, 4695, 5634, 5685, 6260, 6822, 7512, 7580, 9096, 9390, 11268, 11370, 12520, 13644, 14085, 15160, 17055, 18780, 22536, 22740, 27288, 28170, 34110, 37560, 45480, 56340, 68220, 112680, 118627, 136440, 237254, 355881, 474508, 593135, 711762, 949016, 1067643, 1186270, 1423524, 1779405, 2135286, 2372540, 2847048, 3558810, 4270572, 4745080, 5338215, 7117620, 8541144, 10676430, 14235240, 21352860, 42705720]

約数ペア:

[(1, 42705720), (2, 21352860), (3, 14235240), (4, 10676430), (5, 8541144), (6, 7117620), (8, 5338215), (9, 4745080), (10, 4270572), (12, 3558810), (15, 2847048), (18, 2372540), (20, 2135286), (24, 1779405), (30, 1423524), (36, 1186270), (40, 1067643), (45, 949016), (60, 711762), (72, 593135), (90, 474508), (120, 355881), (180, 237254), (313, 136440), (360, 118627), (379, 112680), (626, 68220), (758, 56340), (939, 45480), (1137, 37560), (1252, 34110), (1516, 28170), (1565, 27288), (1878, 22740), (1895, 22536), (2274, 18780), (2504, 17055), (2817, 15160), (3032, 14085), (3130, 13644), (3411, 12520), (3756, 11370), (3790, 11268), (4548, 9390), (4695, 9096), (5634, 7580), (5685, 7512), (6260, 6822)]