255210228

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:427

約数の個数: 216

約数和(自身を含む): 836559360

約数和(自身を除く): 581349132

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 31, 36, 39, 42, 49, 52, 62, 63, 78, 84, 91, 93, 98, 117, 124, 126, 147, 156, 182, 186, 196, 217, 234, 252, 273, 279, 294, 359, 364, 372, 403, 434, 441, 468, 546, 558, 588, 637, 651, 718, 806, 819, 868, 882, 1077, 1092, 1116, 1209, 1274, 1302, 1436, 1519, 1612, 1638, 1764, 1911, 1953, 2154, 2418, 2513, 2548, 2604, 2821, 3038, 3231, 3276, 3627, 3822, 3906, 4308, 4557, 4667, 4836, 5026, 5642, 5733, 6076, 6462, 7254, 7539, 7644, 7812, 8463, 9114, 9334, 10052, 11129, 11284, 11466, 12924, 13671, 14001, 14508, 15078, 16926, 17591, 18228, 18668, 19747, 22258, 22617, 22932, 25389, 27342, 28002, 30156, 32669, 33387, 33852, 35182, 39494, 42003, 44516, 45234, 50778, 52773, 54684, 56004, 59241, 65338, 66774, 70364, 77903, 78988, 84006, 90468, 98007, 100161, 101556, 105546, 118482, 130676, 133548, 144677, 155806, 158319, 168012, 177723, 196014, 200322, 211092, 228683, 233709, 236964, 289354, 294021, 311612, 316638, 355446, 392028, 400644, 434031, 457366, 467418, 545321, 578708, 588042, 633276, 686049, 701127, 710892, 868062, 914732, 934836, 1012739, 1090642, 1176084, 1302093, 1372098, 1402254, 1635963, 1736124, 2025478, 2058147, 2181284, 2604186, 2744196, 2804508, 3038217, 3271926, 4050956, 4116294, 4907889, 5208372, 6076434, 6543852, 7089173, 8232588, 9114651, 9815778, 12152868, 14178346, 18229302, 19631556, 21267519, 28356692, 36458604, 42535038, 63802557, 85070076, 127605114, 255210228]

約数ペア:

[(1, 255210228), (2, 127605114), (3, 85070076), (4, 63802557), (6, 42535038), (7, 36458604), (9, 28356692), (12, 21267519), (13, 19631556), (14, 18229302), (18, 14178346), (21, 12152868), (26, 9815778), (28, 9114651), (31, 8232588), (36, 7089173), (39, 6543852), (42, 6076434), (49, 5208372), (52, 4907889), (62, 4116294), (63, 4050956), (78, 3271926), (84, 3038217), (91, 2804508), (93, 2744196), (98, 2604186), (117, 2181284), (124, 2058147), (126, 2025478), (147, 1736124), (156, 1635963), (182, 1402254), (186, 1372098), (196, 1302093), (217, 1176084), (234, 1090642), (252, 1012739), (273, 934836), (279, 914732), (294, 868062), (359, 710892), (364, 701127), (372, 686049), (403, 633276), (434, 588042), (441, 578708), (468, 545321), (546, 467418), (558, 457366), (588, 434031), (637, 400644), (651, 392028), (718, 355446), (806, 316638), (819, 311612), (868, 294021), (882, 289354), (1077, 236964), (1092, 233709), (1116, 228683), (1209, 211092), (1274, 200322), (1302, 196014), (1436, 177723), (1519, 168012), (1612, 158319), (1638, 155806), (1764, 144677), (1911, 133548), (1953, 130676), (2154, 118482), (2418, 105546), (2513, 101556), (2548, 100161), (2604, 98007), (2821, 90468), (3038, 84006), (3231, 78988), (3276, 77903), (3627, 70364), (3822, 66774), (3906, 65338), (4308, 59241), (4557, 56004), (4667, 54684), (4836, 52773), (5026, 50778), (5642, 45234), (5733, 44516), (6076, 42003), (6462, 39494), (7254, 35182), (7539, 33852), (7644, 33387), (7812, 32669), (8463, 30156), (9114, 28002), (9334, 27342), (10052, 25389), (11129, 22932), (11284, 22617), (11466, 22258), (12924, 19747), (13671, 18668), (14001, 18228), (14508, 17591), (15078, 16926)]