218630928

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{479}}^1$

素因数の和:784

約数の個数: 80

約数和(自身を含む): 583534080

約数和(自身を除く): 364903152

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 257, 296, 444, 479, 514, 592, 771, 888, 958, 1028, 1437, 1542, 1776, 1916, 2056, 2874, 3084, 3832, 4112, 5748, 6168, 7664, 9509, 11496, 12336, 17723, 19018, 22992, 28527, 35446, 38036, 53169, 57054, 70892, 76072, 106338, 114108, 123103, 141784, 152144, 212676, 228216, 246206, 283568, 369309, 425352, 456432, 492412, 738618, 850704, 984824, 1477236, 1969648, 2954472, 4554811, 5908944, 9109622, 13664433, 18219244, 27328866, 36438488, 54657732, 72876976, 109315464, 218630928]

約数ペア:

[(1, 218630928), (2, 109315464), (3, 72876976), (4, 54657732), (6, 36438488), (8, 27328866), (12, 18219244), (16, 13664433), (24, 9109622), (37, 5908944), (48, 4554811), (74, 2954472), (111, 1969648), (148, 1477236), (222, 984824), (257, 850704), (296, 738618), (444, 492412), (479, 456432), (514, 425352), (592, 369309), (771, 283568), (888, 246206), (958, 228216), (1028, 212676), (1437, 152144), (1542, 141784), (1776, 123103), (1916, 114108), (2056, 106338), (2874, 76072), (3084, 70892), (3832, 57054), (4112, 53169), (5748, 38036), (6168, 35446), (7664, 28527), (9509, 22992), (11496, 19018), (12336, 17723)]