128570832

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{397}}^1$

素因数の和:597

約数の個数: 120

約数和(自身を含む): 390719784

約数和(自身を除く): 262148952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 173, 208, 234, 312, 346, 397, 468, 519, 624, 692, 794, 936, 1038, 1191, 1384, 1557, 1588, 1872, 2076, 2249, 2382, 2768, 3114, 3176, 3573, 4152, 4498, 4764, 5161, 6228, 6352, 6747, 7146, 8304, 8996, 9528, 10322, 12456, 13494, 14292, 15483, 17992, 19056, 20241, 20644, 24912, 26988, 28584, 30966, 35984, 40482, 41288, 46449, 53976, 57168, 61932, 68681, 80964, 82576, 92898, 107952, 123864, 137362, 161928, 185796, 206043, 247728, 274724, 323856, 371592, 412086, 549448, 618129, 743184, 824172, 892853, 1098896, 1236258, 1648344, 1785706, 2472516, 2678559, 3296688, 3571412, 4945032, 5357118, 7142824, 8035677, 9890064, 10714236, 14285648, 16071354, 21428472, 32142708, 42856944, 64285416, 128570832]

約数ペア:

[(1, 128570832), (2, 64285416), (3, 42856944), (4, 32142708), (6, 21428472), (8, 16071354), (9, 14285648), (12, 10714236), (13, 9890064), (16, 8035677), (18, 7142824), (24, 5357118), (26, 4945032), (36, 3571412), (39, 3296688), (48, 2678559), (52, 2472516), (72, 1785706), (78, 1648344), (104, 1236258), (117, 1098896), (144, 892853), (156, 824172), (173, 743184), (208, 618129), (234, 549448), (312, 412086), (346, 371592), (397, 323856), (468, 274724), (519, 247728), (624, 206043), (692, 185796), (794, 161928), (936, 137362), (1038, 123864), (1191, 107952), (1384, 92898), (1557, 82576), (1588, 80964), (1872, 68681), (2076, 61932), (2249, 57168), (2382, 53976), (2768, 46449), (3114, 41288), (3176, 40482), (3573, 35984), (4152, 30966), (4498, 28584), (4764, 26988), (5161, 24912), (6228, 20644), (6352, 20241), (6747, 19056), (7146, 17992), (8304, 15483), (8996, 14292), (9528, 13494), (10322, 12456)]