155886920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{367}}^1$

素因数の和:463

約数の個数: 128

約数和(自身を含む): 422876160

約数和(自身を除く): 266989240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 41, 56, 70, 74, 82, 140, 148, 164, 185, 205, 259, 280, 287, 296, 328, 367, 370, 410, 518, 574, 734, 740, 820, 1036, 1148, 1295, 1435, 1468, 1480, 1517, 1640, 1835, 2072, 2296, 2569, 2590, 2870, 2936, 3034, 3670, 5138, 5180, 5740, 6068, 7340, 7585, 10276, 10360, 10619, 11480, 12136, 12845, 13579, 14680, 15047, 15170, 20552, 21238, 25690, 27158, 30094, 30340, 42476, 51380, 53095, 54316, 60188, 60680, 67895, 75235, 84952, 95053, 102760, 105329, 106190, 108632, 120376, 135790, 150470, 190106, 210658, 212380, 271580, 300940, 380212, 421316, 424760, 475265, 526645, 543160, 556739, 601880, 760424, 842632, 950530, 1053290, 1113478, 1901060, 2106580, 2226956, 2783695, 3802120, 3897173, 4213160, 4453912, 5567390, 7794346, 11134780, 15588692, 19485865, 22269560, 31177384, 38971730, 77943460, 155886920]

約数ペア:

[(1, 155886920), (2, 77943460), (4, 38971730), (5, 31177384), (7, 22269560), (8, 19485865), (10, 15588692), (14, 11134780), (20, 7794346), (28, 5567390), (35, 4453912), (37, 4213160), (40, 3897173), (41, 3802120), (56, 2783695), (70, 2226956), (74, 2106580), (82, 1901060), (140, 1113478), (148, 1053290), (164, 950530), (185, 842632), (205, 760424), (259, 601880), (280, 556739), (287, 543160), (296, 526645), (328, 475265), (367, 424760), (370, 421316), (410, 380212), (518, 300940), (574, 271580), (734, 212380), (740, 210658), (820, 190106), (1036, 150470), (1148, 135790), (1295, 120376), (1435, 108632), (1468, 106190), (1480, 105329), (1517, 102760), (1640, 95053), (1835, 84952), (2072, 75235), (2296, 67895), (2569, 60680), (2590, 60188), (2870, 54316), (2936, 53095), (3034, 51380), (3670, 42476), (5138, 30340), (5180, 30094), (5740, 27158), (6068, 25690), (7340, 21238), (7585, 20552), (10276, 15170), (10360, 15047), (10619, 14680), (11480, 13579), (12136, 12845)]