107181880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:225

約数の個数: 128

約数和(自身を含む): 274982400

約数和(自身を除く): 167800520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 61, 62, 65, 104, 109, 122, 124, 130, 155, 218, 244, 248, 260, 305, 310, 403, 436, 488, 520, 545, 610, 620, 793, 806, 872, 1090, 1220, 1240, 1417, 1586, 1612, 1891, 2015, 2180, 2440, 2834, 3172, 3224, 3379, 3782, 3965, 4030, 4360, 5668, 6344, 6649, 6758, 7085, 7564, 7930, 8060, 9455, 11336, 13298, 13516, 14170, 15128, 15860, 16120, 16895, 18910, 24583, 26596, 27032, 28340, 31720, 33245, 33790, 37820, 43927, 49166, 53192, 56680, 66490, 67580, 75640, 86437, 87854, 98332, 122915, 132980, 135160, 172874, 175708, 196664, 206119, 219635, 245830, 265960, 345748, 351416, 412238, 432185, 439270, 491660, 691496, 824476, 864370, 878540, 983320, 1030595, 1648952, 1728740, 1757080, 2061190, 2679547, 3457480, 4122380, 5359094, 8244760, 10718188, 13397735, 21436376, 26795470, 53590940, 107181880]

約数ペア:

[(1, 107181880), (2, 53590940), (4, 26795470), (5, 21436376), (8, 13397735), (10, 10718188), (13, 8244760), (20, 5359094), (26, 4122380), (31, 3457480), (40, 2679547), (52, 2061190), (61, 1757080), (62, 1728740), (65, 1648952), (104, 1030595), (109, 983320), (122, 878540), (124, 864370), (130, 824476), (155, 691496), (218, 491660), (244, 439270), (248, 432185), (260, 412238), (305, 351416), (310, 345748), (403, 265960), (436, 245830), (488, 219635), (520, 206119), (545, 196664), (610, 175708), (620, 172874), (793, 135160), (806, 132980), (872, 122915), (1090, 98332), (1220, 87854), (1240, 86437), (1417, 75640), (1586, 67580), (1612, 66490), (1891, 56680), (2015, 53192), (2180, 49166), (2440, 43927), (2834, 37820), (3172, 33790), (3224, 33245), (3379, 31720), (3782, 28340), (3965, 27032), (4030, 26596), (4360, 24583), (5668, 18910), (6344, 16895), (6649, 16120), (6758, 15860), (7085, 15128), (7564, 14170), (7930, 13516), (8060, 13298), (9455, 11336)]