18216840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:187

約数の個数: 128

約数和(自身を含む): 58060800

約数和(自身を除く): 39843960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 59, 60, 62, 83, 93, 118, 120, 124, 155, 166, 177, 186, 236, 248, 249, 295, 310, 332, 354, 372, 415, 465, 472, 498, 590, 620, 664, 708, 744, 830, 885, 930, 996, 1180, 1240, 1245, 1416, 1660, 1770, 1829, 1860, 1992, 2360, 2490, 2573, 3320, 3540, 3658, 3720, 4897, 4980, 5146, 5487, 7080, 7316, 7719, 9145, 9794, 9960, 10292, 10974, 12865, 14632, 14691, 15438, 18290, 19588, 20584, 21948, 24485, 25730, 27435, 29382, 30876, 36580, 38595, 39176, 43896, 48970, 51460, 54870, 58764, 61752, 73160, 73455, 77190, 97940, 102920, 109740, 117528, 146910, 151807, 154380, 195880, 219480, 293820, 303614, 308760, 455421, 587640, 607228, 759035, 910842, 1214456, 1518070, 1821684, 2277105, 3036140, 3643368, 4554210, 6072280, 9108420, 18216840]

約数ペア:

[(1, 18216840), (2, 9108420), (3, 6072280), (4, 4554210), (5, 3643368), (6, 3036140), (8, 2277105), (10, 1821684), (12, 1518070), (15, 1214456), (20, 910842), (24, 759035), (30, 607228), (31, 587640), (40, 455421), (59, 308760), (60, 303614), (62, 293820), (83, 219480), (93, 195880), (118, 154380), (120, 151807), (124, 146910), (155, 117528), (166, 109740), (177, 102920), (186, 97940), (236, 77190), (248, 73455), (249, 73160), (295, 61752), (310, 58764), (332, 54870), (354, 51460), (372, 48970), (415, 43896), (465, 39176), (472, 38595), (498, 36580), (590, 30876), (620, 29382), (664, 27435), (708, 25730), (744, 24485), (830, 21948), (885, 20584), (930, 19588), (996, 18290), (1180, 15438), (1240, 14691), (1245, 14632), (1416, 12865), (1660, 10974), (1770, 10292), (1829, 9960), (1860, 9794), (1992, 9145), (2360, 7719), (2490, 7316), (2573, 7080), (3320, 5487), (3540, 5146), (3658, 4980), (3720, 4897)]