257043360

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{677}}^1$

素因数の和:815

約数の個数: 192

約数和(自身を含む): 934924032

約数和(自身を除く): 677880672

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 113, 120, 140, 160, 168, 210, 224, 226, 240, 280, 336, 339, 420, 452, 480, 560, 565, 672, 677, 678, 791, 840, 904, 1120, 1130, 1354, 1356, 1582, 1680, 1695, 1808, 2031, 2260, 2373, 2708, 2712, 3164, 3360, 3385, 3390, 3616, 3955, 4062, 4520, 4739, 4746, 5416, 5424, 6328, 6770, 6780, 7910, 8124, 9040, 9478, 9492, 10155, 10832, 10848, 11865, 12656, 13540, 13560, 14217, 15820, 16248, 18080, 18956, 18984, 20310, 21664, 23695, 23730, 25312, 27080, 27120, 28434, 31640, 32496, 37912, 37968, 40620, 47390, 47460, 54160, 54240, 56868, 63280, 64992, 71085, 75824, 75936, 76501, 81240, 94780, 94920, 108320, 113736, 126560, 142170, 151648, 153002, 162480, 189560, 189840, 227472, 229503, 284340, 306004, 324960, 379120, 379680, 382505, 454944, 459006, 535507, 568680, 612008, 758240, 765010, 918012, 1071014, 1137360, 1147515, 1224016, 1530020, 1606521, 1836024, 2142028, 2274720, 2295030, 2448032, 2677535, 3060040, 3213042, 3672048, 4284056, 4590060, 5355070, 6120080, 6426084, 7344096, 8032605, 8568112, 9180120, 10710140, 12240160, 12852168, 16065210, 17136224, 18360240, 21420280, 25704336, 32130420, 36720480, 42840560, 51408672, 64260840, 85681120, 128521680, 257043360]

約数ペア:

[(1, 257043360), (2, 128521680), (3, 85681120), (4, 64260840), (5, 51408672), (6, 42840560), (7, 36720480), (8, 32130420), (10, 25704336), (12, 21420280), (14, 18360240), (15, 17136224), (16, 16065210), (20, 12852168), (21, 12240160), (24, 10710140), (28, 9180120), (30, 8568112), (32, 8032605), (35, 7344096), (40, 6426084), (42, 6120080), (48, 5355070), (56, 4590060), (60, 4284056), (70, 3672048), (80, 3213042), (84, 3060040), (96, 2677535), (105, 2448032), (112, 2295030), (113, 2274720), (120, 2142028), (140, 1836024), (160, 1606521), (168, 1530020), (210, 1224016), (224, 1147515), (226, 1137360), (240, 1071014), (280, 918012), (336, 765010), (339, 758240), (420, 612008), (452, 568680), (480, 535507), (560, 459006), (565, 454944), (672, 382505), (677, 379680), (678, 379120), (791, 324960), (840, 306004), (904, 284340), (1120, 229503), (1130, 227472), (1354, 189840), (1356, 189560), (1582, 162480), (1680, 153002), (1695, 151648), (1808, 142170), (2031, 126560), (2260, 113736), (2373, 108320), (2708, 94920), (2712, 94780), (3164, 81240), (3360, 76501), (3385, 75936), (3390, 75824), (3616, 71085), (3955, 64992), (4062, 63280), (4520, 56868), (4739, 54240), (4746, 54160), (5416, 47460), (5424, 47390), (6328, 40620), (6770, 37968), (6780, 37912), (7910, 32496), (8124, 31640), (9040, 28434), (9478, 27120), (9492, 27080), (10155, 25312), (10832, 23730), (10848, 23695), (11865, 21664), (12656, 20310), (13540, 18984), (13560, 18956), (14217, 18080), (15820, 16248)]