51138840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:337

約数の個数: 128

約数和(自身を含む): 161740800

約数和(自身を除く): 110601960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 59, 60, 62, 93, 118, 120, 124, 155, 177, 186, 233, 236, 248, 295, 310, 354, 372, 465, 466, 472, 590, 620, 699, 708, 744, 885, 930, 932, 1165, 1180, 1240, 1398, 1416, 1770, 1829, 1860, 1864, 2330, 2360, 2796, 3495, 3540, 3658, 3720, 4660, 5487, 5592, 6990, 7080, 7223, 7316, 9145, 9320, 10974, 13747, 13980, 14446, 14632, 18290, 21669, 21948, 27435, 27494, 27960, 28892, 36115, 36580, 41241, 43338, 43896, 54870, 54988, 57784, 68735, 72230, 73160, 82482, 86676, 108345, 109740, 109976, 137470, 144460, 164964, 173352, 206205, 216690, 219480, 274940, 288920, 329928, 412410, 426157, 433380, 549880, 824820, 852314, 866760, 1278471, 1649640, 1704628, 2130785, 2556942, 3409256, 4261570, 5113884, 6392355, 8523140, 10227768, 12784710, 17046280, 25569420, 51138840]

約数ペア:

[(1, 51138840), (2, 25569420), (3, 17046280), (4, 12784710), (5, 10227768), (6, 8523140), (8, 6392355), (10, 5113884), (12, 4261570), (15, 3409256), (20, 2556942), (24, 2130785), (30, 1704628), (31, 1649640), (40, 1278471), (59, 866760), (60, 852314), (62, 824820), (93, 549880), (118, 433380), (120, 426157), (124, 412410), (155, 329928), (177, 288920), (186, 274940), (233, 219480), (236, 216690), (248, 206205), (295, 173352), (310, 164964), (354, 144460), (372, 137470), (465, 109976), (466, 109740), (472, 108345), (590, 86676), (620, 82482), (699, 73160), (708, 72230), (744, 68735), (885, 57784), (930, 54988), (932, 54870), (1165, 43896), (1180, 43338), (1240, 41241), (1398, 36580), (1416, 36115), (1770, 28892), (1829, 27960), (1860, 27494), (1864, 27435), (2330, 21948), (2360, 21669), (2796, 18290), (3495, 14632), (3540, 14446), (3658, 13980), (3720, 13747), (4660, 10974), (5487, 9320), (5592, 9145), (6990, 7316), (7080, 7223)]