254073720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{457}}^1$

素因数の和:625

約数の個数: 128

約数和(自身を含む): 789445440

約数和(自身を除く): 535371720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 113, 120, 123, 164, 205, 226, 246, 328, 339, 410, 452, 457, 492, 565, 615, 678, 820, 904, 914, 984, 1130, 1230, 1356, 1371, 1640, 1695, 1828, 2260, 2285, 2460, 2712, 2742, 3390, 3656, 4520, 4570, 4633, 4920, 5484, 6780, 6855, 9140, 9266, 10968, 13560, 13710, 13899, 18280, 18532, 18737, 23165, 27420, 27798, 37064, 37474, 46330, 51641, 54840, 55596, 56211, 69495, 74948, 92660, 93685, 103282, 111192, 112422, 138990, 149896, 154923, 185320, 187370, 206564, 224844, 258205, 277980, 281055, 309846, 374740, 413128, 449688, 516410, 555960, 562110, 619692, 749480, 774615, 1032820, 1124220, 1239384, 1549230, 2065640, 2117281, 2248440, 3098460, 4234562, 6196920, 6351843, 8469124, 10586405, 12703686, 16938248, 21172810, 25407372, 31759215, 42345620, 50814744, 63518430, 84691240, 127036860, 254073720]

約数ペア:

[(1, 254073720), (2, 127036860), (3, 84691240), (4, 63518430), (5, 50814744), (6, 42345620), (8, 31759215), (10, 25407372), (12, 21172810), (15, 16938248), (20, 12703686), (24, 10586405), (30, 8469124), (40, 6351843), (41, 6196920), (60, 4234562), (82, 3098460), (113, 2248440), (120, 2117281), (123, 2065640), (164, 1549230), (205, 1239384), (226, 1124220), (246, 1032820), (328, 774615), (339, 749480), (410, 619692), (452, 562110), (457, 555960), (492, 516410), (565, 449688), (615, 413128), (678, 374740), (820, 309846), (904, 281055), (914, 277980), (984, 258205), (1130, 224844), (1230, 206564), (1356, 187370), (1371, 185320), (1640, 154923), (1695, 149896), (1828, 138990), (2260, 112422), (2285, 111192), (2460, 103282), (2712, 93685), (2742, 92660), (3390, 74948), (3656, 69495), (4520, 56211), (4570, 55596), (4633, 54840), (4920, 51641), (5484, 46330), (6780, 37474), (6855, 37064), (9140, 27798), (9266, 27420), (10968, 23165), (13560, 18737), (13710, 18532), (13899, 18280)]