66845220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1993}}^1$

素因数の和:2061

約数の個数: 96

約数和(自身を含む): 206355072

約数和(自身を除く): 139509852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 43, 52, 60, 65, 78, 86, 129, 130, 156, 172, 195, 215, 258, 260, 390, 430, 516, 559, 645, 780, 860, 1118, 1290, 1677, 1993, 2236, 2580, 2795, 3354, 3986, 5590, 5979, 6708, 7972, 8385, 9965, 11180, 11958, 16770, 19930, 23916, 25909, 29895, 33540, 39860, 51818, 59790, 77727, 85699, 103636, 119580, 129545, 155454, 171398, 257097, 259090, 310908, 342796, 388635, 428495, 514194, 518180, 777270, 856990, 1028388, 1114087, 1285485, 1554540, 1713980, 2228174, 2570970, 3342261, 4456348, 5141940, 5570435, 6684522, 11140870, 13369044, 16711305, 22281740, 33422610, 66845220]

約数ペア:

[(1, 66845220), (2, 33422610), (3, 22281740), (4, 16711305), (5, 13369044), (6, 11140870), (10, 6684522), (12, 5570435), (13, 5141940), (15, 4456348), (20, 3342261), (26, 2570970), (30, 2228174), (39, 1713980), (43, 1554540), (52, 1285485), (60, 1114087), (65, 1028388), (78, 856990), (86, 777270), (129, 518180), (130, 514194), (156, 428495), (172, 388635), (195, 342796), (215, 310908), (258, 259090), (260, 257097), (390, 171398), (430, 155454), (516, 129545), (559, 119580), (645, 103636), (780, 85699), (860, 77727), (1118, 59790), (1290, 51818), (1677, 39860), (1993, 33540), (2236, 29895), (2580, 25909), (2795, 23916), (3354, 19930), (3986, 16770), (5590, 11958), (5979, 11180), (6708, 9965), (7972, 8385)]