201247240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:479

約数の個数: 128

約数和(自身を含む): 515808000

約数和(自身を除く): 314560760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 29, 38, 40, 46, 58, 76, 92, 95, 115, 116, 145, 152, 184, 190, 230, 232, 290, 380, 397, 437, 460, 551, 580, 667, 760, 794, 874, 920, 1102, 1160, 1334, 1588, 1748, 1985, 2185, 2204, 2668, 2755, 3176, 3335, 3496, 3970, 4370, 4408, 5336, 5510, 6670, 7543, 7940, 8740, 9131, 11020, 11513, 12673, 13340, 15086, 15880, 17480, 18262, 22040, 23026, 25346, 26680, 30172, 36524, 37715, 45655, 46052, 50692, 57565, 60344, 63365, 73048, 75430, 91310, 92104, 101384, 115130, 126730, 150860, 173489, 182620, 218747, 230260, 253460, 264799, 301720, 346978, 365240, 437494, 460520, 506920, 529598, 693956, 867445, 874988, 1059196, 1093735, 1323995, 1387912, 1734890, 1749976, 2118392, 2187470, 2647990, 3469780, 4374940, 5031181, 5295980, 6939560, 8749880, 10062362, 10591960, 20124724, 25155905, 40249448, 50311810, 100623620, 201247240]

約数ペア:

[(1, 201247240), (2, 100623620), (4, 50311810), (5, 40249448), (8, 25155905), (10, 20124724), (19, 10591960), (20, 10062362), (23, 8749880), (29, 6939560), (38, 5295980), (40, 5031181), (46, 4374940), (58, 3469780), (76, 2647990), (92, 2187470), (95, 2118392), (115, 1749976), (116, 1734890), (145, 1387912), (152, 1323995), (184, 1093735), (190, 1059196), (230, 874988), (232, 867445), (290, 693956), (380, 529598), (397, 506920), (437, 460520), (460, 437494), (551, 365240), (580, 346978), (667, 301720), (760, 264799), (794, 253460), (874, 230260), (920, 218747), (1102, 182620), (1160, 173489), (1334, 150860), (1588, 126730), (1748, 115130), (1985, 101384), (2185, 92104), (2204, 91310), (2668, 75430), (2755, 73048), (3176, 63365), (3335, 60344), (3496, 57565), (3970, 50692), (4370, 46052), (4408, 45655), (5336, 37715), (5510, 36524), (6670, 30172), (7543, 26680), (7940, 25346), (8740, 23026), (9131, 22040), (11020, 18262), (11513, 17480), (12673, 15880), (13340, 15086)]