47707740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3733}}^1$

素因数の和:3819

約数の個数: 72

約数和(自身を含む): 146791008

約数和(自身を除く): 99083268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 3733, 4260, 6390, 7466, 11199, 12780, 14932, 18665, 22398, 33597, 37330, 44796, 55995, 67194, 74660, 111990, 134388, 167985, 223980, 265043, 335970, 530086, 671940, 795129, 1060172, 1325215, 1590258, 2385387, 2650430, 3180516, 3975645, 4770774, 5300860, 7951290, 9541548, 11926935, 15902580, 23853870, 47707740]

約数ペア:

[(1, 47707740), (2, 23853870), (3, 15902580), (4, 11926935), (5, 9541548), (6, 7951290), (9, 5300860), (10, 4770774), (12, 3975645), (15, 3180516), (18, 2650430), (20, 2385387), (30, 1590258), (36, 1325215), (45, 1060172), (60, 795129), (71, 671940), (90, 530086), (142, 335970), (180, 265043), (213, 223980), (284, 167985), (355, 134388), (426, 111990), (639, 74660), (710, 67194), (852, 55995), (1065, 44796), (1278, 37330), (1420, 33597), (2130, 22398), (2556, 18665), (3195, 14932), (3733, 12780), (4260, 11199), (6390, 7466)]