491547888

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2707}}^1$

素因数の和:2831

約数の個数: 120

約数和(自身を含む): 1497296528

約数和(自身を除く): 1005748640

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 97, 104, 117, 144, 156, 194, 208, 234, 291, 312, 388, 468, 582, 624, 776, 873, 936, 1164, 1261, 1552, 1746, 1872, 2328, 2522, 2707, 3492, 3783, 4656, 5044, 5414, 6984, 7566, 8121, 10088, 10828, 11349, 13968, 15132, 16242, 20176, 21656, 22698, 24363, 30264, 32484, 35191, 43312, 45396, 48726, 60528, 64968, 70382, 90792, 97452, 105573, 129936, 140764, 181584, 194904, 211146, 262579, 281528, 316719, 389808, 422292, 525158, 563056, 633438, 787737, 844584, 1050316, 1266876, 1575474, 1689168, 2100632, 2363211, 2533752, 3150948, 3413527, 4201264, 4726422, 5067504, 6301896, 6827054, 9452844, 10240581, 12603792, 13654108, 18905688, 20481162, 27308216, 30721743, 37811376, 40962324, 54616432, 61443486, 81924648, 122886972, 163849296, 245773944, 491547888]

約数ペア:

[(1, 491547888), (2, 245773944), (3, 163849296), (4, 122886972), (6, 81924648), (8, 61443486), (9, 54616432), (12, 40962324), (13, 37811376), (16, 30721743), (18, 27308216), (24, 20481162), (26, 18905688), (36, 13654108), (39, 12603792), (48, 10240581), (52, 9452844), (72, 6827054), (78, 6301896), (97, 5067504), (104, 4726422), (117, 4201264), (144, 3413527), (156, 3150948), (194, 2533752), (208, 2363211), (234, 2100632), (291, 1689168), (312, 1575474), (388, 1266876), (468, 1050316), (582, 844584), (624, 787737), (776, 633438), (873, 563056), (936, 525158), (1164, 422292), (1261, 389808), (1552, 316719), (1746, 281528), (1872, 262579), (2328, 211146), (2522, 194904), (2707, 181584), (3492, 140764), (3783, 129936), (4656, 105573), (5044, 97452), (5414, 90792), (6984, 70382), (7566, 64968), (8121, 60528), (10088, 48726), (10828, 45396), (11349, 43312), (13968, 35191), (15132, 32484), (16242, 30264), (20176, 24363), (21656, 22698)]