156918019240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{823}}^1\times {\mathrm{1409}}^1$

素因数の和:2459

約数の個数: 128

約数和(自身を含む): 376436160000

約数和(自身を除く): 219518140760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 199, 340, 398, 680, 796, 823, 995, 1409, 1592, 1646, 1990, 2818, 3292, 3383, 3980, 4115, 5636, 6584, 6766, 7045, 7960, 8230, 11272, 13532, 13991, 14090, 16460, 16915, 23953, 27064, 27982, 28180, 32920, 33830, 47906, 55964, 56360, 67660, 69955, 95812, 111928, 119765, 135320, 139910, 163777, 191624, 239530, 279820, 280391, 327554, 479060, 559640, 560782, 655108, 818885, 958120, 1121564, 1159607, 1310216, 1401955, 1637770, 2243128, 2319214, 2784209, 2803910, 3275540, 4638428, 4766647, 5568418, 5607820, 5798035, 6551080, 9276856, 9533294, 11136836, 11215640, 11596070, 13921045, 19066588, 19713319, 22273672, 23192140, 23833235, 27842090, 38133176, 39426638, 46384280, 47666470, 55684180, 78853276, 95332940, 98566595, 111368360, 157706552, 190665880, 197133190, 230761793, 394266380, 461523586, 788532760, 923047172, 1153808965, 1846094344, 2307617930, 3922950481, 4615235860, 7845900962, 9230471720, 15691801924, 19614752405, 31383603848, 39229504810, 78459009620, 156918019240]

約数ペア:

[(1, 156918019240), (2, 78459009620), (4, 39229504810), (5, 31383603848), (8, 19614752405), (10, 15691801924), (17, 9230471720), (20, 7845900962), (34, 4615235860), (40, 3922950481), (68, 2307617930), (85, 1846094344), (136, 1153808965), (170, 923047172), (199, 788532760), (340, 461523586), (398, 394266380), (680, 230761793), (796, 197133190), (823, 190665880), (995, 157706552), (1409, 111368360), (1592, 98566595), (1646, 95332940), (1990, 78853276), (2818, 55684180), (3292, 47666470), (3383, 46384280), (3980, 39426638), (4115, 38133176), (5636, 27842090), (6584, 23833235), (6766, 23192140), (7045, 22273672), (7960, 19713319), (8230, 19066588), (11272, 13921045), (13532, 11596070), (13991, 11215640), (14090, 11136836), (16460, 9533294), (16915, 9276856), (23953, 6551080), (27064, 5798035), (27982, 5607820), (28180, 5568418), (32920, 4766647), (33830, 4638428), (47906, 3275540), (55964, 2803910), (56360, 2784209), (67660, 2319214), (69955, 2243128), (95812, 1637770), (111928, 1401955), (119765, 1310216), (135320, 1159607), (139910, 1121564), (163777, 958120), (191624, 818885), (239530, 655108), (279820, 560782), (280391, 559640), (327554, 479060)]