18688807620

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{467}}^1\times {\mathrm{3529}}^1$

素因数の和:4024

約数の個数: 240

約数和(自身を含む): 67165338240

約数和(自身を除く): 48476530620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 467, 540, 567, 630, 756, 810, 934, 945, 1134, 1260, 1401, 1620, 1868, 1890, 2268, 2335, 2802, 2835, 3269, 3529, 3780, 4203, 4670, 5604, 5670, 6538, 7005, 7058, 8406, 9340, 9807, 10587, 11340, 12609, 13076, 14010, 14116, 16345, 16812, 17645, 19614, 21015, 21174, 24703, 25218, 28020, 29421, 31761, 32690, 35290, 37827, 39228, 42030, 42348, 49035, 49406, 50436, 52935, 58842, 63045, 63522, 65380, 70580, 74109, 75654, 84060, 88263, 95283, 98070, 98812, 105870, 117684, 123515, 126090, 127044, 147105, 148218, 151308, 158805, 176526, 189135, 190566, 196140, 211740, 222327, 247030, 252180, 264789, 285849, 294210, 296436, 317610, 353052, 370545, 378270, 381132, 441315, 444654, 476415, 494060, 529578, 571698, 588420, 635220, 666981, 741090, 756540, 882630, 889308, 952830, 1059156, 1111635, 1143396, 1323945, 1333962, 1429245, 1482180, 1648043, 1765260, 1905660, 2000943, 2223270, 2647890, 2667924, 2858490, 3296086, 3334905, 4001886, 4446540, 4944129, 5295780, 5716980, 6592172, 6669810, 8003772, 8240215, 9888258, 10004715, 11536301, 13339620, 14832387, 16480430, 19776516, 20009430, 23072602, 24720645, 29664774, 32960860, 34608903, 40018860, 44497161, 46145204, 49441290, 57681505, 59329548, 69217806, 74161935, 88994322, 98882580, 103826709, 115363010, 133491483, 138435612, 148323870, 173044515, 177988644, 207653418, 222485805, 230726020, 266982966, 296647740, 311480127, 346089030, 415306836, 444971610, 519133545, 533965932, 622960254, 667457415, 692178060, 889943220, 934440381, 1038267090, 1245920508, 1334914830, 1557400635, 1868880762, 2076534180, 2669829660, 3114801270, 3737761524, 4672201905, 6229602540, 9344403810, 18688807620]

約数ペア:

[(1, 18688807620), (2, 9344403810), (3, 6229602540), (4, 4672201905), (5, 3737761524), (6, 3114801270), (7, 2669829660), (9, 2076534180), (10, 1868880762), (12, 1557400635), (14, 1334914830), (15, 1245920508), (18, 1038267090), (20, 934440381), (21, 889943220), (27, 692178060), (28, 667457415), (30, 622960254), (35, 533965932), (36, 519133545), (42, 444971610), (45, 415306836), (54, 346089030), (60, 311480127), (63, 296647740), (70, 266982966), (81, 230726020), (84, 222485805), (90, 207653418), (105, 177988644), (108, 173044515), (126, 148323870), (135, 138435612), (140, 133491483), (162, 115363010), (180, 103826709), (189, 98882580), (210, 88994322), (252, 74161935), (270, 69217806), (315, 59329548), (324, 57681505), (378, 49441290), (405, 46145204), (420, 44497161), (467, 40018860), (540, 34608903), (567, 32960860), (630, 29664774), (756, 24720645), (810, 23072602), (934, 20009430), (945, 19776516), (1134, 16480430), (1260, 14832387), (1401, 13339620), (1620, 11536301), (1868, 10004715), (1890, 9888258), (2268, 8240215), (2335, 8003772), (2802, 6669810), (2835, 6592172), (3269, 5716980), (3529, 5295780), (3780, 4944129), (4203, 4446540), (4670, 4001886), (5604, 3334905), (5670, 3296086), (6538, 2858490), (7005, 2667924), (7058, 2647890), (8406, 2223270), (9340, 2000943), (9807, 1905660), (10587, 1765260), (11340, 1648043), (12609, 1482180), (13076, 1429245), (14010, 1333962), (14116, 1323945), (16345, 1143396), (16812, 1111635), (17645, 1059156), (19614, 952830), (21015, 889308), (21174, 882630), (24703, 756540), (25218, 741090), (28020, 666981), (29421, 635220), (31761, 588420), (32690, 571698), (35290, 529578), (37827, 494060), (39228, 476415), (42030, 444654), (42348, 441315), (49035, 381132), (49406, 378270), (50436, 370545), (52935, 353052), (58842, 317610), (63045, 296436), (63522, 294210), (65380, 285849), (70580, 264789), (74109, 252180), (75654, 247030), (84060, 222327), (88263, 211740), (95283, 196140), (98070, 190566), (98812, 189135), (105870, 176526), (117684, 158805), (123515, 151308), (126090, 148218), (127044, 147105)]