211768130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4243}}^1$

素因数の和:4311

約数の個数: 64

約数和(自身を含む): 469352448

約数和(自身を除く): 257584318

約数列:

[1, 2, 5, 7, 10, 14, 23, 31, 35, 46, 62, 70, 115, 155, 161, 217, 230, 310, 322, 434, 713, 805, 1085, 1426, 1610, 2170, 3565, 4243, 4991, 7130, 8486, 9982, 21215, 24955, 29701, 42430, 49910, 59402, 97589, 131533, 148505, 195178, 263066, 297010, 487945, 657665, 683123, 920731, 975890, 1315330, 1366246, 1841462, 3025259, 3415615, 4603655, 6050518, 6831230, 9207310, 15126295, 21176813, 30252590, 42353626, 105884065, 211768130]

約数ペア:

[(1, 211768130), (2, 105884065), (5, 42353626), (7, 30252590), (10, 21176813), (14, 15126295), (23, 9207310), (31, 6831230), (35, 6050518), (46, 4603655), (62, 3415615), (70, 3025259), (115, 1841462), (155, 1366246), (161, 1315330), (217, 975890), (230, 920731), (310, 683123), (322, 657665), (434, 487945), (713, 297010), (805, 263066), (1085, 195178), (1426, 148505), (1610, 131533), (2170, 97589), (3565, 59402), (4243, 49910), (4991, 42430), (7130, 29701), (8486, 24955), (9982, 21215)]