272904240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2663}}^1$

素因数の和:2747

約数の個数: 160

約数和(自身を含む): 983079936

約数和(自身を除く): 710175696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 61, 70, 80, 84, 105, 112, 120, 122, 140, 168, 183, 210, 240, 244, 280, 305, 336, 366, 420, 427, 488, 560, 610, 732, 840, 854, 915, 976, 1220, 1281, 1464, 1680, 1708, 1830, 2135, 2440, 2562, 2663, 2928, 3416, 3660, 4270, 4880, 5124, 5326, 6405, 6832, 7320, 7989, 8540, 10248, 10652, 12810, 13315, 14640, 15978, 17080, 18641, 20496, 21304, 25620, 26630, 31956, 34160, 37282, 39945, 42608, 51240, 53260, 55923, 63912, 74564, 79890, 93205, 102480, 106520, 111846, 127824, 149128, 159780, 162443, 186410, 213040, 223692, 279615, 298256, 319560, 324886, 372820, 447384, 487329, 559230, 639120, 649772, 745640, 812215, 894768, 974658, 1118460, 1137101, 1299544, 1491280, 1624430, 1949316, 2236920, 2274202, 2436645, 2599088, 3248860, 3411303, 3898632, 4473840, 4548404, 4873290, 5685505, 6497720, 6822606, 7797264, 9096808, 9746580, 11371010, 12995440, 13645212, 17056515, 18193616, 19493160, 22742020, 27290424, 34113030, 38986320, 45484040, 54580848, 68226060, 90968080, 136452120, 272904240]

約数ペア:

[(1, 272904240), (2, 136452120), (3, 90968080), (4, 68226060), (5, 54580848), (6, 45484040), (7, 38986320), (8, 34113030), (10, 27290424), (12, 22742020), (14, 19493160), (15, 18193616), (16, 17056515), (20, 13645212), (21, 12995440), (24, 11371010), (28, 9746580), (30, 9096808), (35, 7797264), (40, 6822606), (42, 6497720), (48, 5685505), (56, 4873290), (60, 4548404), (61, 4473840), (70, 3898632), (80, 3411303), (84, 3248860), (105, 2599088), (112, 2436645), (120, 2274202), (122, 2236920), (140, 1949316), (168, 1624430), (183, 1491280), (210, 1299544), (240, 1137101), (244, 1118460), (280, 974658), (305, 894768), (336, 812215), (366, 745640), (420, 649772), (427, 639120), (488, 559230), (560, 487329), (610, 447384), (732, 372820), (840, 324886), (854, 319560), (915, 298256), (976, 279615), (1220, 223692), (1281, 213040), (1464, 186410), (1680, 162443), (1708, 159780), (1830, 149128), (2135, 127824), (2440, 111846), (2562, 106520), (2663, 102480), (2928, 93205), (3416, 79890), (3660, 74564), (4270, 63912), (4880, 55923), (5124, 53260), (5326, 51240), (6405, 42608), (6832, 39945), (7320, 37282), (7989, 34160), (8540, 31956), (10248, 26630), (10652, 25620), (12810, 21304), (13315, 20496), (14640, 18641), (15978, 17080)]