158391240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{977}}^1$

素因数の和:1191

約数の個数: 128

約数和(自身を含む): 546428160

約数和(自身を除く): 388036920

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, 193, 210, 280, 386, 420, 579, 772, 840, 965, 977, 1158, 1351, 1544, 1930, 1954, 2316, 2702, 2895, 2931, 3860, 3908, 4053, 4632, 4885, 5404, 5790, 5862, 6755, 6839, 7720, 7816, 8106, 9770, 10808, 11580, 11724, 13510, 13678, 14655, 16212, 19540, 20265, 20517, 23160, 23448, 27020, 27356, 29310, 32424, 34195, 39080, 40530, 41034, 54040, 54712, 58620, 68390, 81060, 82068, 102585, 117240, 136780, 162120, 164136, 188561, 205170, 273560, 377122, 410340, 565683, 754244, 820680, 942805, 1131366, 1319927, 1508488, 1885610, 2262732, 2639854, 2828415, 3771220, 3959781, 4525464, 5279708, 5656830, 6599635, 7542440, 7919562, 10559416, 11313660, 13199270, 15839124, 19798905, 22627320, 26398540, 31678248, 39597810, 52797080, 79195620, 158391240]

約数ペア:

[(1, 158391240), (2, 79195620), (3, 52797080), (4, 39597810), (5, 31678248), (6, 26398540), (7, 22627320), (8, 19798905), (10, 15839124), (12, 13199270), (14, 11313660), (15, 10559416), (20, 7919562), (21, 7542440), (24, 6599635), (28, 5656830), (30, 5279708), (35, 4525464), (40, 3959781), (42, 3771220), (56, 2828415), (60, 2639854), (70, 2262732), (84, 1885610), (105, 1508488), (120, 1319927), (140, 1131366), (168, 942805), (193, 820680), (210, 754244), (280, 565683), (386, 410340), (420, 377122), (579, 273560), (772, 205170), (840, 188561), (965, 164136), (977, 162120), (1158, 136780), (1351, 117240), (1544, 102585), (1930, 82068), (1954, 81060), (2316, 68390), (2702, 58620), (2895, 54712), (2931, 54040), (3860, 41034), (3908, 40530), (4053, 39080), (4632, 34195), (4885, 32424), (5404, 29310), (5790, 27356), (5862, 27020), (6755, 23448), (6839, 23160), (7720, 20517), (7816, 20265), (8106, 19540), (9770, 16212), (10808, 14655), (11580, 13678), (11724, 13510)]