235272780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{269}}^1$

素因数の和:440

約数の個数: 144

約数和(自身を含む): 739458720

約数和(自身を除く): 504185940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 113, 129, 172, 180, 215, 226, 258, 269, 339, 387, 430, 452, 516, 538, 565, 645, 678, 774, 807, 860, 1017, 1076, 1130, 1290, 1345, 1356, 1548, 1614, 1695, 1935, 2034, 2260, 2421, 2580, 2690, 3228, 3390, 3870, 4035, 4068, 4842, 4859, 5085, 5380, 6780, 7740, 8070, 9684, 9718, 10170, 11567, 12105, 14577, 16140, 19436, 20340, 23134, 24210, 24295, 29154, 30397, 34701, 43731, 46268, 48420, 48590, 57835, 58308, 60794, 69402, 72885, 87462, 91191, 97180, 104103, 115670, 121588, 138804, 145770, 151985, 173505, 174924, 182382, 208206, 218655, 231340, 273573, 291540, 303970, 347010, 364764, 416412, 437310, 455955, 520515, 547146, 607940, 694020, 874620, 911910, 1041030, 1094292, 1307071, 1367865, 1823820, 2082060, 2614142, 2735730, 3921213, 5228284, 5471460, 6535355, 7842426, 11763639, 13070710, 15684852, 19606065, 23527278, 26141420, 39212130, 47054556, 58818195, 78424260, 117636390, 235272780]

約数ペア:

[(1, 235272780), (2, 117636390), (3, 78424260), (4, 58818195), (5, 47054556), (6, 39212130), (9, 26141420), (10, 23527278), (12, 19606065), (15, 15684852), (18, 13070710), (20, 11763639), (30, 7842426), (36, 6535355), (43, 5471460), (45, 5228284), (60, 3921213), (86, 2735730), (90, 2614142), (113, 2082060), (129, 1823820), (172, 1367865), (180, 1307071), (215, 1094292), (226, 1041030), (258, 911910), (269, 874620), (339, 694020), (387, 607940), (430, 547146), (452, 520515), (516, 455955), (538, 437310), (565, 416412), (645, 364764), (678, 347010), (774, 303970), (807, 291540), (860, 273573), (1017, 231340), (1076, 218655), (1130, 208206), (1290, 182382), (1345, 174924), (1356, 173505), (1548, 151985), (1614, 145770), (1695, 138804), (1935, 121588), (2034, 115670), (2260, 104103), (2421, 97180), (2580, 91191), (2690, 87462), (3228, 72885), (3390, 69402), (3870, 60794), (4035, 58308), (4068, 57835), (4842, 48590), (4859, 48420), (5085, 46268), (5380, 43731), (6780, 34701), (7740, 30397), (8070, 29154), (9684, 24295), (9718, 24210), (10170, 23134), (11567, 20340), (12105, 19436), (14577, 16140)]