253962540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:454

約数の個数: 240

約数和(自身を含む): 887927040

約数和(自身を除く): 633964500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 31, 36, 39, 45, 52, 54, 60, 62, 65, 78, 81, 90, 93, 108, 117, 124, 130, 135, 155, 156, 162, 180, 186, 195, 234, 260, 270, 279, 310, 324, 351, 372, 389, 390, 403, 405, 465, 468, 540, 558, 585, 620, 702, 778, 780, 806, 810, 837, 930, 1053, 1116, 1167, 1170, 1209, 1395, 1404, 1556, 1612, 1620, 1674, 1755, 1860, 1945, 2015, 2106, 2334, 2340, 2418, 2511, 2790, 3348, 3501, 3510, 3627, 3890, 4030, 4185, 4212, 4668, 4836, 5022, 5057, 5265, 5580, 5835, 6045, 7002, 7020, 7254, 7780, 8060, 8370, 10044, 10114, 10503, 10530, 10881, 11670, 12059, 12090, 12555, 14004, 14508, 15171, 16740, 17505, 18135, 20228, 21006, 21060, 21762, 23340, 24118, 24180, 25110, 25285, 30342, 31509, 32643, 35010, 36177, 36270, 42012, 43524, 45513, 48236, 50220, 50570, 52515, 54405, 60295, 60684, 63018, 65286, 70020, 72354, 72540, 75855, 91026, 101140, 105030, 108531, 108810, 120590, 126036, 130572, 136539, 144708, 151710, 156767, 157545, 163215, 180885, 182052, 210060, 217062, 217620, 227565, 241180, 273078, 303420, 313534, 315090, 325593, 326430, 361770, 409617, 434124, 455130, 470301, 542655, 546156, 627068, 630180, 651186, 652860, 682695, 723540, 783835, 819234, 910260, 940602, 976779, 1085310, 1302372, 1365390, 1410903, 1567670, 1627965, 1638468, 1881204, 1953558, 2048085, 2170620, 2351505, 2730780, 2821806, 3135340, 3255930, 3907116, 4096170, 4232709, 4703010, 4883895, 5643612, 6511860, 7054515, 8192340, 8465418, 9406020, 9767790, 12698127, 14109030, 16930836, 19535580, 21163545, 25396254, 28218060, 42327090, 50792508, 63490635, 84654180, 126981270, 253962540]

約数ペア:

[(1, 253962540), (2, 126981270), (3, 84654180), (4, 63490635), (5, 50792508), (6, 42327090), (9, 28218060), (10, 25396254), (12, 21163545), (13, 19535580), (15, 16930836), (18, 14109030), (20, 12698127), (26, 9767790), (27, 9406020), (30, 8465418), (31, 8192340), (36, 7054515), (39, 6511860), (45, 5643612), (52, 4883895), (54, 4703010), (60, 4232709), (62, 4096170), (65, 3907116), (78, 3255930), (81, 3135340), (90, 2821806), (93, 2730780), (108, 2351505), (117, 2170620), (124, 2048085), (130, 1953558), (135, 1881204), (155, 1638468), (156, 1627965), (162, 1567670), (180, 1410903), (186, 1365390), (195, 1302372), (234, 1085310), (260, 976779), (270, 940602), (279, 910260), (310, 819234), (324, 783835), (351, 723540), (372, 682695), (389, 652860), (390, 651186), (403, 630180), (405, 627068), (465, 546156), (468, 542655), (540, 470301), (558, 455130), (585, 434124), (620, 409617), (702, 361770), (778, 326430), (780, 325593), (806, 315090), (810, 313534), (837, 303420), (930, 273078), (1053, 241180), (1116, 227565), (1167, 217620), (1170, 217062), (1209, 210060), (1395, 182052), (1404, 180885), (1556, 163215), (1612, 157545), (1620, 156767), (1674, 151710), (1755, 144708), (1860, 136539), (1945, 130572), (2015, 126036), (2106, 120590), (2334, 108810), (2340, 108531), (2418, 105030), (2511, 101140), (2790, 91026), (3348, 75855), (3501, 72540), (3510, 72354), (3627, 70020), (3890, 65286), (4030, 63018), (4185, 60684), (4212, 60295), (4668, 54405), (4836, 52515), (5022, 50570), (5057, 50220), (5265, 48236), (5580, 45513), (5835, 43524), (6045, 42012), (7002, 36270), (7020, 36177), (7254, 35010), (7780, 32643), (8060, 31509), (8370, 30342), (10044, 25285), (10114, 25110), (10503, 24180), (10530, 24118), (10881, 23340), (11670, 21762), (12059, 21060), (12090, 21006), (12555, 20228), (14004, 18135), (14508, 17505), (15171, 16740)]