642209148

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2551}}^1$

素因数の和:2614

約数の個数: 144

約数和(自身を含む): 1976758784

約数和(自身を除く): 1334549636

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 37, 42, 54, 63, 74, 81, 84, 108, 111, 126, 148, 162, 189, 222, 243, 252, 259, 324, 333, 378, 444, 486, 518, 567, 666, 756, 777, 972, 999, 1036, 1134, 1332, 1554, 1701, 1998, 2268, 2331, 2551, 2997, 3108, 3402, 3996, 4662, 5102, 5994, 6804, 6993, 7653, 8991, 9324, 10204, 11988, 13986, 15306, 17857, 17982, 20979, 22959, 27972, 30612, 35714, 35964, 41958, 45918, 53571, 62937, 68877, 71428, 83916, 91836, 94387, 107142, 125874, 137754, 160713, 188774, 206631, 214284, 251748, 275508, 283161, 321426, 377548, 413262, 482139, 566322, 619893, 642852, 660709, 826524, 849483, 964278, 1132644, 1239786, 1321418, 1446417, 1698966, 1928556, 1982127, 2479572, 2548449, 2642836, 2892834, 3397932, 3964254, 4339251, 5096898, 5785668, 5946381, 7645347, 7928508, 8678502, 10193796, 11892762, 15290694, 17357004, 17839143, 22936041, 23785524, 30581388, 35678286, 45872082, 53517429, 71356572, 91744164, 107034858, 160552287, 214069716, 321104574, 642209148]

約数ペア:

[(1, 642209148), (2, 321104574), (3, 214069716), (4, 160552287), (6, 107034858), (7, 91744164), (9, 71356572), (12, 53517429), (14, 45872082), (18, 35678286), (21, 30581388), (27, 23785524), (28, 22936041), (36, 17839143), (37, 17357004), (42, 15290694), (54, 11892762), (63, 10193796), (74, 8678502), (81, 7928508), (84, 7645347), (108, 5946381), (111, 5785668), (126, 5096898), (148, 4339251), (162, 3964254), (189, 3397932), (222, 2892834), (243, 2642836), (252, 2548449), (259, 2479572), (324, 1982127), (333, 1928556), (378, 1698966), (444, 1446417), (486, 1321418), (518, 1239786), (567, 1132644), (666, 964278), (756, 849483), (777, 826524), (972, 660709), (999, 642852), (1036, 619893), (1134, 566322), (1332, 482139), (1554, 413262), (1701, 377548), (1998, 321426), (2268, 283161), (2331, 275508), (2551, 251748), (2997, 214284), (3108, 206631), (3402, 188774), (3996, 160713), (4662, 137754), (5102, 125874), (5994, 107142), (6804, 94387), (6993, 91836), (7653, 83916), (8991, 71428), (9324, 68877), (10204, 62937), (11988, 53571), (13986, 45918), (15306, 41958), (17857, 35964), (17982, 35714), (20979, 30612), (22959, 27972)]