420645264

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:385

約数の個数: 160

約数和(自身を含む): 1221838464

約数和(自身を除く): 801193200

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 43, 48, 52, 61, 78, 86, 104, 122, 129, 156, 172, 183, 208, 244, 257, 258, 312, 344, 366, 488, 514, 516, 559, 624, 688, 732, 771, 793, 976, 1028, 1032, 1118, 1464, 1542, 1586, 1677, 2056, 2064, 2236, 2379, 2623, 2928, 3084, 3172, 3341, 3354, 4112, 4472, 4758, 5246, 6168, 6344, 6682, 6708, 7869, 8944, 9516, 10023, 10492, 11051, 12336, 12688, 13364, 13416, 15677, 15738, 19032, 20046, 20984, 22102, 26728, 26832, 31354, 31476, 33153, 34099, 38064, 40092, 41968, 44204, 47031, 53456, 62708, 62952, 66306, 68198, 80184, 88408, 94062, 102297, 125416, 125904, 132612, 136396, 143663, 160368, 176816, 188124, 203801, 204594, 250832, 265224, 272792, 287326, 376248, 407602, 409188, 430989, 530448, 545584, 574652, 611403, 674111, 752496, 815204, 818376, 861978, 1149304, 1222806, 1348222, 1630408, 1636752, 1723956, 2022333, 2298608, 2445612, 2696444, 3260816, 3447912, 4044666, 4891224, 5392888, 6895824, 8089332, 8763443, 9782448, 10785776, 16178664, 17526886, 26290329, 32357328, 35053772, 52580658, 70107544, 105161316, 140215088, 210322632, 420645264]

約数ペア:

[(1, 420645264), (2, 210322632), (3, 140215088), (4, 105161316), (6, 70107544), (8, 52580658), (12, 35053772), (13, 32357328), (16, 26290329), (24, 17526886), (26, 16178664), (39, 10785776), (43, 9782448), (48, 8763443), (52, 8089332), (61, 6895824), (78, 5392888), (86, 4891224), (104, 4044666), (122, 3447912), (129, 3260816), (156, 2696444), (172, 2445612), (183, 2298608), (208, 2022333), (244, 1723956), (257, 1636752), (258, 1630408), (312, 1348222), (344, 1222806), (366, 1149304), (488, 861978), (514, 818376), (516, 815204), (559, 752496), (624, 674111), (688, 611403), (732, 574652), (771, 545584), (793, 530448), (976, 430989), (1028, 409188), (1032, 407602), (1118, 376248), (1464, 287326), (1542, 272792), (1586, 265224), (1677, 250832), (2056, 204594), (2064, 203801), (2236, 188124), (2379, 176816), (2623, 160368), (2928, 143663), (3084, 136396), (3172, 132612), (3341, 125904), (3354, 125416), (4112, 102297), (4472, 94062), (4758, 88408), (5246, 80184), (6168, 68198), (6344, 66306), (6682, 62952), (6708, 62708), (7869, 53456), (8944, 47031), (9516, 44204), (10023, 41968), (10492, 40092), (11051, 38064), (12336, 34099), (12688, 33153), (13364, 31476), (13416, 31354), (15677, 26832), (15738, 26728), (19032, 22102), (20046, 20984)]