164825820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{577}}^1$

素因数の和:641

約数の個数: 144

約数和(自身を含む): 536985120

約数和(自身を除く): 372159300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 230, 270, 276, 345, 414, 460, 529, 540, 577, 621, 690, 828, 1035, 1058, 1154, 1242, 1380, 1587, 1731, 2070, 2116, 2308, 2484, 2645, 2885, 3105, 3174, 3462, 4140, 4761, 5193, 5290, 5770, 6210, 6348, 6924, 7935, 8655, 9522, 10386, 10580, 11540, 12420, 13271, 14283, 15579, 15870, 17310, 19044, 20772, 23805, 25965, 26542, 28566, 31158, 31740, 34620, 39813, 47610, 51930, 53084, 57132, 62316, 66355, 71415, 77895, 79626, 95220, 103860, 119439, 132710, 142830, 155790, 159252, 199065, 238878, 265420, 285660, 305233, 311580, 358317, 398130, 477756, 597195, 610466, 716634, 796260, 915699, 1194390, 1220932, 1433268, 1526165, 1791585, 1831398, 2388780, 2747097, 3052330, 3583170, 3662796, 4578495, 5494194, 6104660, 7166340, 8241291, 9156990, 10988388, 13735485, 16482582, 18313980, 27470970, 32965164, 41206455, 54941940, 82412910, 164825820]

約数ペア:

[(1, 164825820), (2, 82412910), (3, 54941940), (4, 41206455), (5, 32965164), (6, 27470970), (9, 18313980), (10, 16482582), (12, 13735485), (15, 10988388), (18, 9156990), (20, 8241291), (23, 7166340), (27, 6104660), (30, 5494194), (36, 4578495), (45, 3662796), (46, 3583170), (54, 3052330), (60, 2747097), (69, 2388780), (90, 1831398), (92, 1791585), (108, 1526165), (115, 1433268), (135, 1220932), (138, 1194390), (180, 915699), (207, 796260), (230, 716634), (270, 610466), (276, 597195), (345, 477756), (414, 398130), (460, 358317), (529, 311580), (540, 305233), (577, 285660), (621, 265420), (690, 238878), (828, 199065), (1035, 159252), (1058, 155790), (1154, 142830), (1242, 132710), (1380, 119439), (1587, 103860), (1731, 95220), (2070, 79626), (2116, 77895), (2308, 71415), (2484, 66355), (2645, 62316), (2885, 57132), (3105, 53084), (3174, 51930), (3462, 47610), (4140, 39813), (4761, 34620), (5193, 31740), (5290, 31158), (5770, 28566), (6210, 26542), (6348, 25965), (6924, 23805), (7935, 20772), (8655, 19044), (9522, 17310), (10386, 15870), (10580, 15579), (11540, 14283), (12420, 13271)]