159928340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{281}}^1$

素因数の和:513

約数の個数: 96

約数和(自身を含む): 397958400

約数和(自身を除く): 238030060

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 199, 220, 260, 281, 286, 398, 562, 572, 715, 796, 995, 1124, 1405, 1430, 1990, 2189, 2587, 2810, 2860, 3091, 3653, 3980, 4378, 5174, 5620, 6182, 7306, 8756, 10348, 10945, 12364, 12935, 14612, 15455, 18265, 21890, 25870, 28457, 30910, 36530, 40183, 43780, 51740, 55919, 56914, 61820, 73060, 80366, 111838, 113828, 142285, 160732, 200915, 223676, 279595, 284570, 401830, 559190, 569140, 615109, 726947, 803660, 1118380, 1230218, 1453894, 2460436, 2907788, 3075545, 3634735, 6151090, 7269470, 7996417, 12302180, 14538940, 15992834, 31985668, 39982085, 79964170, 159928340]

約数ペア:

[(1, 159928340), (2, 79964170), (4, 39982085), (5, 31985668), (10, 15992834), (11, 14538940), (13, 12302180), (20, 7996417), (22, 7269470), (26, 6151090), (44, 3634735), (52, 3075545), (55, 2907788), (65, 2460436), (110, 1453894), (130, 1230218), (143, 1118380), (199, 803660), (220, 726947), (260, 615109), (281, 569140), (286, 559190), (398, 401830), (562, 284570), (572, 279595), (715, 223676), (796, 200915), (995, 160732), (1124, 142285), (1405, 113828), (1430, 111838), (1990, 80366), (2189, 73060), (2587, 61820), (2810, 56914), (2860, 55919), (3091, 51740), (3653, 43780), (3980, 40183), (4378, 36530), (5174, 30910), (5620, 28457), (6182, 25870), (7306, 21890), (8756, 18265), (10348, 15455), (10945, 14612), (12364, 12935)]