856502220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1$

素因数の和:512

約数の個数: 192

約数和(自身を含む): 2821819392

約数和(自身を除く): 1965317172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 61, 70, 84, 101, 105, 122, 140, 183, 202, 210, 244, 303, 305, 331, 366, 404, 420, 427, 505, 606, 610, 662, 707, 732, 854, 915, 993, 1010, 1212, 1220, 1281, 1324, 1414, 1515, 1655, 1708, 1830, 1986, 2020, 2121, 2135, 2317, 2562, 2828, 3030, 3310, 3535, 3660, 3972, 4242, 4270, 4634, 4965, 5124, 6060, 6161, 6405, 6620, 6951, 7070, 8484, 8540, 9268, 9930, 10605, 11585, 12322, 12810, 13902, 14140, 18483, 19860, 20191, 21210, 23170, 24644, 25620, 27804, 30805, 33431, 34755, 36966, 40382, 42420, 43127, 46340, 60573, 61610, 66862, 69510, 73932, 80764, 86254, 92415, 100293, 100955, 121146, 123220, 129381, 133724, 139020, 141337, 167155, 172508, 184830, 200586, 201910, 215635, 234017, 242292, 258762, 282674, 302865, 334310, 369660, 401172, 403820, 424011, 431270, 468034, 501465, 517524, 565348, 605730, 646905, 668620, 702051, 706685, 848022, 862540, 936068, 1002930, 1170085, 1211460, 1293810, 1404102, 1413370, 1696044, 2005860, 2039291, 2120055, 2340170, 2587620, 2808204, 2826740, 3510255, 4078582, 4240110, 4680340, 6117873, 7020510, 8157164, 8480220, 10196455, 12235746, 14041020, 14275037, 20392910, 24471492, 28550074, 30589365, 40785820, 42825111, 57100148, 61178730, 71375185, 85650222, 122357460, 142750370, 171300444, 214125555, 285500740, 428251110, 856502220]

約数ペア:

[(1, 856502220), (2, 428251110), (3, 285500740), (4, 214125555), (5, 171300444), (6, 142750370), (7, 122357460), (10, 85650222), (12, 71375185), (14, 61178730), (15, 57100148), (20, 42825111), (21, 40785820), (28, 30589365), (30, 28550074), (35, 24471492), (42, 20392910), (60, 14275037), (61, 14041020), (70, 12235746), (84, 10196455), (101, 8480220), (105, 8157164), (122, 7020510), (140, 6117873), (183, 4680340), (202, 4240110), (210, 4078582), (244, 3510255), (303, 2826740), (305, 2808204), (331, 2587620), (366, 2340170), (404, 2120055), (420, 2039291), (427, 2005860), (505, 1696044), (606, 1413370), (610, 1404102), (662, 1293810), (707, 1211460), (732, 1170085), (854, 1002930), (915, 936068), (993, 862540), (1010, 848022), (1212, 706685), (1220, 702051), (1281, 668620), (1324, 646905), (1414, 605730), (1515, 565348), (1655, 517524), (1708, 501465), (1830, 468034), (1986, 431270), (2020, 424011), (2121, 403820), (2135, 401172), (2317, 369660), (2562, 334310), (2828, 302865), (3030, 282674), (3310, 258762), (3535, 242292), (3660, 234017), (3972, 215635), (4242, 201910), (4270, 200586), (4634, 184830), (4965, 172508), (5124, 167155), (6060, 141337), (6161, 139020), (6405, 133724), (6620, 129381), (6951, 123220), (7070, 121146), (8484, 100955), (8540, 100293), (9268, 92415), (9930, 86254), (10605, 80764), (11585, 73932), (12322, 69510), (12810, 66862), (13902, 61610), (14140, 60573), (18483, 46340), (19860, 43127), (20191, 42420), (21210, 40382), (23170, 36966), (24644, 34755), (25620, 33431), (27804, 30805)]