402423240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{467}}^1$

素因数の和:691

約数の個数: 128

約数和(自身を含む): 1245404160

約数和(自身を除く): 842980920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 167, 172, 215, 258, 334, 344, 430, 467, 501, 516, 645, 668, 835, 860, 934, 1002, 1032, 1290, 1336, 1401, 1670, 1720, 1868, 2004, 2335, 2505, 2580, 2802, 3340, 3736, 4008, 4670, 5010, 5160, 5604, 6680, 7005, 7181, 9340, 10020, 11208, 14010, 14362, 18680, 20040, 20081, 21543, 28020, 28724, 35905, 40162, 43086, 56040, 57448, 60243, 71810, 77989, 80324, 86172, 100405, 107715, 120486, 143620, 155978, 160648, 172344, 200810, 215430, 233967, 240972, 287240, 301215, 311956, 389945, 401620, 430860, 467934, 481944, 602430, 623912, 779890, 803240, 861720, 935868, 1169835, 1204860, 1559780, 1871736, 2339670, 2409720, 3119560, 3353527, 4679340, 6707054, 9358680, 10060581, 13414108, 16767635, 20121162, 26828216, 33535270, 40242324, 50302905, 67070540, 80484648, 100605810, 134141080, 201211620, 402423240]

約数ペア:

[(1, 402423240), (2, 201211620), (3, 134141080), (4, 100605810), (5, 80484648), (6, 67070540), (8, 50302905), (10, 40242324), (12, 33535270), (15, 26828216), (20, 20121162), (24, 16767635), (30, 13414108), (40, 10060581), (43, 9358680), (60, 6707054), (86, 4679340), (120, 3353527), (129, 3119560), (167, 2409720), (172, 2339670), (215, 1871736), (258, 1559780), (334, 1204860), (344, 1169835), (430, 935868), (467, 861720), (501, 803240), (516, 779890), (645, 623912), (668, 602430), (835, 481944), (860, 467934), (934, 430860), (1002, 401620), (1032, 389945), (1290, 311956), (1336, 301215), (1401, 287240), (1670, 240972), (1720, 233967), (1868, 215430), (2004, 200810), (2335, 172344), (2505, 160648), (2580, 155978), (2802, 143620), (3340, 120486), (3736, 107715), (4008, 100405), (4670, 86172), (5010, 80324), (5160, 77989), (5604, 71810), (6680, 60243), (7005, 57448), (7181, 56040), (9340, 43086), (10020, 40162), (11208, 35905), (14010, 28724), (14362, 28020), (18680, 21543), (20040, 20081)]