20121294060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{2281}}^1\times {\mathrm{7001}}^1$

素因数の和:9304

約数の個数: 144

約数和(自身を含む): 69794367552

約数和(自身を除く): 49673073492

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 2281, 4562, 6843, 7001, 9124, 11405, 13686, 14002, 15967, 20529, 21003, 22810, 27372, 28004, 31934, 34215, 35005, 41058, 42006, 45620, 47901, 49007, 63009, 63868, 68430, 70010, 79835, 82116, 84012, 95802, 98014, 102645, 105015, 126018, 136860, 140020, 143703, 147021, 159670, 191604, 196028, 205290, 210030, 239505, 245035, 252036, 287406, 294042, 315045, 319340, 410580, 420060, 441063, 479010, 490070, 574812, 588084, 630090, 718515, 735105, 882126, 958020, 980140, 1260180, 1437030, 1470210, 1764252, 2205315, 2874060, 2940420, 4410630, 8821260, 15969281, 31938562, 47907843, 63877124, 79846405, 95815686, 111784967, 143723529, 159692810, 191631372, 223569934, 239539215, 287447058, 319385620, 335354901, 447139868, 479078430, 558924835, 574894116, 670709802, 718617645, 958156860, 1006064703, 1117849670, 1341419604, 1437235290, 1676774505, 2012129406, 2235699340, 2874470580, 3353549010, 4024258812, 5030323515, 6707098020, 10060647030, 20121294060]

約数ペア:

[(1, 20121294060), (2, 10060647030), (3, 6707098020), (4, 5030323515), (5, 4024258812), (6, 3353549010), (7, 2874470580), (9, 2235699340), (10, 2012129406), (12, 1676774505), (14, 1437235290), (15, 1341419604), (18, 1117849670), (20, 1006064703), (21, 958156860), (28, 718617645), (30, 670709802), (35, 574894116), (36, 558924835), (42, 479078430), (45, 447139868), (60, 335354901), (63, 319385620), (70, 287447058), (84, 239539215), (90, 223569934), (105, 191631372), (126, 159692810), (140, 143723529), (180, 111784967), (210, 95815686), (252, 79846405), (315, 63877124), (420, 47907843), (630, 31938562), (1260, 15969281), (2281, 8821260), (4562, 4410630), (6843, 2940420), (7001, 2874060), (9124, 2205315), (11405, 1764252), (13686, 1470210), (14002, 1437030), (15967, 1260180), (20529, 980140), (21003, 958020), (22810, 882126), (27372, 735105), (28004, 718515), (31934, 630090), (34215, 588084), (35005, 574812), (41058, 490070), (42006, 479010), (45620, 441063), (47901, 420060), (49007, 410580), (63009, 319340), (63868, 315045), (68430, 294042), (70010, 287406), (79835, 252036), (82116, 245035), (84012, 239505), (95802, 210030), (98014, 205290), (102645, 196028), (105015, 191604), (126018, 159670), (136860, 147021), (140020, 143703)]