290390256

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2543}}^1$

素因数の和:2631

約数の個数: 120

約数和(自身を含む): 889901376

約数和(自身を除く): 599511120

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 61, 72, 78, 104, 117, 122, 144, 156, 183, 208, 234, 244, 312, 366, 468, 488, 549, 624, 732, 793, 936, 976, 1098, 1464, 1586, 1872, 2196, 2379, 2543, 2928, 3172, 4392, 4758, 5086, 6344, 7137, 7629, 8784, 9516, 10172, 12688, 14274, 15258, 19032, 20344, 22887, 28548, 30516, 33059, 38064, 40688, 45774, 57096, 61032, 66118, 91548, 99177, 114192, 122064, 132236, 155123, 183096, 198354, 264472, 297531, 310246, 366192, 396708, 465369, 528944, 595062, 620492, 793416, 930738, 1190124, 1240984, 1396107, 1586832, 1861476, 2016599, 2380248, 2481968, 2792214, 3722952, 4033198, 4760496, 5584428, 6049797, 7445904, 8066396, 11168856, 12099594, 16132792, 18149391, 22337712, 24199188, 32265584, 36298782, 48398376, 72597564, 96796752, 145195128, 290390256]

約数ペア:

[(1, 290390256), (2, 145195128), (3, 96796752), (4, 72597564), (6, 48398376), (8, 36298782), (9, 32265584), (12, 24199188), (13, 22337712), (16, 18149391), (18, 16132792), (24, 12099594), (26, 11168856), (36, 8066396), (39, 7445904), (48, 6049797), (52, 5584428), (61, 4760496), (72, 4033198), (78, 3722952), (104, 2792214), (117, 2481968), (122, 2380248), (144, 2016599), (156, 1861476), (183, 1586832), (208, 1396107), (234, 1240984), (244, 1190124), (312, 930738), (366, 793416), (468, 620492), (488, 595062), (549, 528944), (624, 465369), (732, 396708), (793, 366192), (936, 310246), (976, 297531), (1098, 264472), (1464, 198354), (1586, 183096), (1872, 155123), (2196, 132236), (2379, 122064), (2543, 114192), (2928, 99177), (3172, 91548), (4392, 66118), (4758, 61032), (5086, 57096), (6344, 45774), (7137, 40688), (7629, 38064), (8784, 33059), (9516, 30516), (10172, 28548), (12688, 22887), (14274, 20344), (15258, 19032)]