856553460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{499}}^1$

素因数の和:646

約数の個数: 192

約数和(自身を含む): 2833152000

約数和(自身を除く): 1976598540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 61, 67, 70, 84, 105, 122, 134, 140, 183, 201, 210, 244, 268, 305, 335, 366, 402, 420, 427, 469, 499, 610, 670, 732, 804, 854, 915, 938, 998, 1005, 1220, 1281, 1340, 1407, 1497, 1708, 1830, 1876, 1996, 2010, 2135, 2345, 2495, 2562, 2814, 2994, 3493, 3660, 4020, 4087, 4270, 4690, 4990, 5124, 5628, 5988, 6405, 6986, 7035, 7485, 8174, 8540, 9380, 9980, 10479, 12261, 12810, 13972, 14070, 14970, 16348, 17465, 20435, 20958, 24522, 25620, 28140, 28609, 29940, 30439, 33433, 34930, 40870, 41916, 49044, 52395, 57218, 60878, 61305, 66866, 69860, 81740, 85827, 91317, 100299, 104790, 114436, 121756, 122610, 133732, 143045, 152195, 167165, 171654, 182634, 200598, 209580, 213073, 234031, 245220, 286090, 304390, 334330, 343308, 365268, 401196, 426146, 429135, 456585, 468062, 501495, 572180, 608780, 639219, 668660, 702093, 852292, 858270, 913170, 936124, 1002990, 1065365, 1170155, 1278438, 1404186, 1716540, 1826340, 2005980, 2039413, 2130730, 2340310, 2556876, 2808372, 3196095, 3510465, 4078826, 4261460, 4680620, 6118239, 6392190, 7020930, 8157652, 10197065, 12236478, 12784380, 14041860, 14275891, 20394130, 24472956, 28551782, 30591195, 40788260, 42827673, 57103564, 61182390, 71379455, 85655346, 122364780, 142758910, 171310692, 214138365, 285517820, 428276730, 856553460]

約数ペア:

[(1, 856553460), (2, 428276730), (3, 285517820), (4, 214138365), (5, 171310692), (6, 142758910), (7, 122364780), (10, 85655346), (12, 71379455), (14, 61182390), (15, 57103564), (20, 42827673), (21, 40788260), (28, 30591195), (30, 28551782), (35, 24472956), (42, 20394130), (60, 14275891), (61, 14041860), (67, 12784380), (70, 12236478), (84, 10197065), (105, 8157652), (122, 7020930), (134, 6392190), (140, 6118239), (183, 4680620), (201, 4261460), (210, 4078826), (244, 3510465), (268, 3196095), (305, 2808372), (335, 2556876), (366, 2340310), (402, 2130730), (420, 2039413), (427, 2005980), (469, 1826340), (499, 1716540), (610, 1404186), (670, 1278438), (732, 1170155), (804, 1065365), (854, 1002990), (915, 936124), (938, 913170), (998, 858270), (1005, 852292), (1220, 702093), (1281, 668660), (1340, 639219), (1407, 608780), (1497, 572180), (1708, 501495), (1830, 468062), (1876, 456585), (1996, 429135), (2010, 426146), (2135, 401196), (2345, 365268), (2495, 343308), (2562, 334330), (2814, 304390), (2994, 286090), (3493, 245220), (3660, 234031), (4020, 213073), (4087, 209580), (4270, 200598), (4690, 182634), (4990, 171654), (5124, 167165), (5628, 152195), (5988, 143045), (6405, 133732), (6986, 122610), (7035, 121756), (7485, 114436), (8174, 104790), (8540, 100299), (9380, 91317), (9980, 85827), (10479, 81740), (12261, 69860), (12810, 66866), (13972, 61305), (14070, 60878), (14970, 57218), (16348, 52395), (17465, 49044), (20435, 41916), (20958, 40870), (24522, 34930), (25620, 33433), (28140, 30439), (28609, 29940)]