172100040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{971}}^1$

素因数の和:1203

約数の個数: 128

約数和(自身を含む): 593464320

約数和(自身を除く): 421364280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 211, 280, 420, 422, 633, 840, 844, 971, 1055, 1266, 1477, 1688, 1942, 2110, 2532, 2913, 2954, 3165, 3884, 4220, 4431, 4855, 5064, 5826, 5908, 6330, 6797, 7385, 7768, 8440, 8862, 9710, 11652, 11816, 12660, 13594, 14565, 14770, 17724, 19420, 20391, 22155, 23304, 25320, 27188, 29130, 29540, 33985, 35448, 38840, 40782, 44310, 54376, 58260, 59080, 67970, 81564, 88620, 101955, 116520, 135940, 163128, 177240, 203910, 204881, 271880, 407820, 409762, 614643, 815640, 819524, 1024405, 1229286, 1434167, 1639048, 2048810, 2458572, 2868334, 3073215, 4097620, 4302501, 4917144, 5736668, 6146430, 7170835, 8195240, 8605002, 11473336, 12292860, 14341670, 17210004, 21512505, 24585720, 28683340, 34420008, 43025010, 57366680, 86050020, 172100040]

約数ペア:

[(1, 172100040), (2, 86050020), (3, 57366680), (4, 43025010), (5, 34420008), (6, 28683340), (7, 24585720), (8, 21512505), (10, 17210004), (12, 14341670), (14, 12292860), (15, 11473336), (20, 8605002), (21, 8195240), (24, 7170835), (28, 6146430), (30, 5736668), (35, 4917144), (40, 4302501), (42, 4097620), (56, 3073215), (60, 2868334), (70, 2458572), (84, 2048810), (105, 1639048), (120, 1434167), (140, 1229286), (168, 1024405), (210, 819524), (211, 815640), (280, 614643), (420, 409762), (422, 407820), (633, 271880), (840, 204881), (844, 203910), (971, 177240), (1055, 163128), (1266, 135940), (1477, 116520), (1688, 101955), (1942, 88620), (2110, 81564), (2532, 67970), (2913, 59080), (2954, 58260), (3165, 54376), (3884, 44310), (4220, 40782), (4431, 38840), (4855, 35448), (5064, 33985), (5826, 29540), (5908, 29130), (6330, 27188), (6797, 25320), (7385, 23304), (7768, 22155), (8440, 20391), (8862, 19420), (9710, 17724), (11652, 14770), (11816, 14565), (12660, 13594)]