128478168

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19609}}^1$

素因数の和:19641

約数の個数: 96

約数和(自身を含む): 428282400

約数和(自身を除く): 299804232

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 52, 56, 63, 72, 78, 84, 91, 104, 117, 126, 156, 168, 182, 234, 252, 273, 312, 364, 468, 504, 546, 728, 819, 936, 1092, 1638, 2184, 3276, 6552, 19609, 39218, 58827, 78436, 117654, 137263, 156872, 176481, 235308, 254917, 274526, 352962, 411789, 470616, 509834, 549052, 705924, 764751, 823578, 1019668, 1098104, 1235367, 1411848, 1529502, 1647156, 1784419, 2039336, 2294253, 2470734, 3059004, 3294312, 3568838, 4588506, 4941468, 5353257, 6118008, 7137676, 9177012, 9882936, 10706514, 14275352, 16059771, 18354024, 21413028, 32119542, 42826056, 64239084, 128478168]

約数ペア:

[(1, 128478168), (2, 64239084), (3, 42826056), (4, 32119542), (6, 21413028), (7, 18354024), (8, 16059771), (9, 14275352), (12, 10706514), (13, 9882936), (14, 9177012), (18, 7137676), (21, 6118008), (24, 5353257), (26, 4941468), (28, 4588506), (36, 3568838), (39, 3294312), (42, 3059004), (52, 2470734), (56, 2294253), (63, 2039336), (72, 1784419), (78, 1647156), (84, 1529502), (91, 1411848), (104, 1235367), (117, 1098104), (126, 1019668), (156, 823578), (168, 764751), (182, 705924), (234, 549052), (252, 509834), (273, 470616), (312, 411789), (364, 352962), (468, 274526), (504, 254917), (546, 235308), (728, 176481), (819, 156872), (936, 137263), (1092, 117654), (1638, 78436), (2184, 58827), (3276, 39218), (6552, 19609)]