179902620

素因数分解:

$2^2\times 3^9\times 5^1\times {\mathrm{457}}^1$

素因数の和:493

約数の個数: 120

約数和(自身を含む): 567923664

約数和(自身を除く): 388021044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 457, 486, 540, 729, 810, 914, 972, 1215, 1371, 1458, 1620, 1828, 2187, 2285, 2430, 2742, 2916, 3645, 4113, 4374, 4570, 4860, 5484, 6561, 6855, 7290, 8226, 8748, 9140, 10935, 12339, 13122, 13710, 14580, 16452, 19683, 20565, 21870, 24678, 26244, 27420, 32805, 37017, 39366, 41130, 43740, 49356, 61695, 65610, 74034, 78732, 82260, 98415, 111051, 123390, 131220, 148068, 185085, 196830, 222102, 246780, 333153, 370170, 393660, 444204, 555255, 666306, 740340, 999459, 1110510, 1332612, 1665765, 1998918, 2221020, 2998377, 3331530, 3997836, 4997295, 5996754, 6663060, 8995131, 9994590, 11993508, 14991885, 17990262, 19989180, 29983770, 35980524, 44975655, 59967540, 89951310, 179902620]

約数ペア:

[(1, 179902620), (2, 89951310), (3, 59967540), (4, 44975655), (5, 35980524), (6, 29983770), (9, 19989180), (10, 17990262), (12, 14991885), (15, 11993508), (18, 9994590), (20, 8995131), (27, 6663060), (30, 5996754), (36, 4997295), (45, 3997836), (54, 3331530), (60, 2998377), (81, 2221020), (90, 1998918), (108, 1665765), (135, 1332612), (162, 1110510), (180, 999459), (243, 740340), (270, 666306), (324, 555255), (405, 444204), (457, 393660), (486, 370170), (540, 333153), (729, 246780), (810, 222102), (914, 196830), (972, 185085), (1215, 148068), (1371, 131220), (1458, 123390), (1620, 111051), (1828, 98415), (2187, 82260), (2285, 78732), (2430, 74034), (2742, 65610), (2916, 61695), (3645, 49356), (4113, 43740), (4374, 41130), (4570, 39366), (4860, 37017), (5484, 32805), (6561, 27420), (6855, 26244), (7290, 24678), (8226, 21870), (8748, 20565), (9140, 19683), (10935, 16452), (12339, 14580), (13122, 13710)]