681371040

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1361}}^1$

素因数の和:1535

約数の個数: 192

約数和(自身を含む): 2471212800

約数和(自身を除く): 1789841760

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, 120, 140, 149, 160, 168, 210, 224, 240, 280, 298, 336, 420, 447, 480, 560, 596, 672, 745, 840, 894, 1043, 1120, 1192, 1361, 1490, 1680, 1788, 2086, 2235, 2384, 2722, 2980, 3129, 3360, 3576, 4083, 4172, 4470, 4768, 5215, 5444, 5960, 6258, 6805, 7152, 8166, 8344, 8940, 9527, 10430, 10888, 11920, 12516, 13610, 14304, 15645, 16332, 16688, 17880, 19054, 20415, 20860, 21776, 23840, 25032, 27220, 28581, 31290, 32664, 33376, 35760, 38108, 40830, 41720, 43552, 47635, 50064, 54440, 57162, 62580, 65328, 71520, 76216, 81660, 83440, 95270, 100128, 108880, 114324, 125160, 130656, 142905, 152432, 163320, 166880, 190540, 202789, 217760, 228648, 250320, 285810, 304864, 326640, 381080, 405578, 457296, 500640, 571620, 608367, 653280, 762160, 811156, 914592, 1013945, 1143240, 1216734, 1419523, 1524320, 1622312, 2027890, 2286480, 2433468, 2839046, 3041835, 3244624, 4055780, 4258569, 4572960, 4866936, 5678092, 6083670, 6489248, 7097615, 8111560, 8517138, 9733872, 11356184, 12167340, 14195230, 16223120, 17034276, 19467744, 21292845, 22712368, 24334680, 28390460, 32446240, 34068552, 42585690, 45424736, 48669360, 56780920, 68137104, 85171380, 97338720, 113561840, 136274208, 170342760, 227123680, 340685520, 681371040]

約数ペア:

[(1, 681371040), (2, 340685520), (3, 227123680), (4, 170342760), (5, 136274208), (6, 113561840), (7, 97338720), (8, 85171380), (10, 68137104), (12, 56780920), (14, 48669360), (15, 45424736), (16, 42585690), (20, 34068552), (21, 32446240), (24, 28390460), (28, 24334680), (30, 22712368), (32, 21292845), (35, 19467744), (40, 17034276), (42, 16223120), (48, 14195230), (56, 12167340), (60, 11356184), (70, 9733872), (80, 8517138), (84, 8111560), (96, 7097615), (105, 6489248), (112, 6083670), (120, 5678092), (140, 4866936), (149, 4572960), (160, 4258569), (168, 4055780), (210, 3244624), (224, 3041835), (240, 2839046), (280, 2433468), (298, 2286480), (336, 2027890), (420, 1622312), (447, 1524320), (480, 1419523), (560, 1216734), (596, 1143240), (672, 1013945), (745, 914592), (840, 811156), (894, 762160), (1043, 653280), (1120, 608367), (1192, 571620), (1361, 500640), (1490, 457296), (1680, 405578), (1788, 381080), (2086, 326640), (2235, 304864), (2384, 285810), (2722, 250320), (2980, 228648), (3129, 217760), (3360, 202789), (3576, 190540), (4083, 166880), (4172, 163320), (4470, 152432), (4768, 142905), (5215, 130656), (5444, 125160), (5960, 114324), (6258, 108880), (6805, 100128), (7152, 95270), (8166, 83440), (8344, 81660), (8940, 76216), (9527, 71520), (10430, 65328), (10888, 62580), (11920, 57162), (12516, 54440), (13610, 50064), (14304, 47635), (15645, 43552), (16332, 41720), (16688, 40830), (17880, 38108), (19054, 35760), (20415, 33376), (20860, 32664), (21776, 31290), (23840, 28581), (25032, 27220)]