128659248

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:323

約数の個数: 120

約数和(自身を含む): 372191456

約数和(自身を除く): 243532208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 72, 97, 122, 144, 151, 183, 194, 244, 291, 302, 366, 388, 453, 488, 549, 582, 604, 732, 776, 873, 906, 976, 1098, 1164, 1208, 1359, 1464, 1552, 1746, 1812, 2196, 2328, 2416, 2718, 2928, 3492, 3624, 4392, 4656, 5436, 5917, 6984, 7248, 8784, 9211, 10872, 11834, 13968, 14647, 17751, 18422, 21744, 23668, 27633, 29294, 35502, 36844, 43941, 47336, 53253, 55266, 58588, 71004, 73688, 82899, 87882, 94672, 106506, 110532, 117176, 131823, 142008, 147376, 165798, 175764, 213012, 221064, 234352, 263646, 284016, 331596, 351528, 426024, 442128, 527292, 663192, 703056, 852048, 893467, 1054584, 1326384, 1786934, 2109168, 2680401, 3573868, 5360802, 7147736, 8041203, 10721604, 14295472, 16082406, 21443208, 32164812, 42886416, 64329624, 128659248]

約数ペア:

[(1, 128659248), (2, 64329624), (3, 42886416), (4, 32164812), (6, 21443208), (8, 16082406), (9, 14295472), (12, 10721604), (16, 8041203), (18, 7147736), (24, 5360802), (36, 3573868), (48, 2680401), (61, 2109168), (72, 1786934), (97, 1326384), (122, 1054584), (144, 893467), (151, 852048), (183, 703056), (194, 663192), (244, 527292), (291, 442128), (302, 426024), (366, 351528), (388, 331596), (453, 284016), (488, 263646), (549, 234352), (582, 221064), (604, 213012), (732, 175764), (776, 165798), (873, 147376), (906, 142008), (976, 131823), (1098, 117176), (1164, 110532), (1208, 106506), (1359, 94672), (1464, 87882), (1552, 82899), (1746, 73688), (1812, 71004), (2196, 58588), (2328, 55266), (2416, 53253), (2718, 47336), (2928, 43941), (3492, 36844), (3624, 35502), (4392, 29294), (4656, 27633), (5436, 23668), (5917, 21744), (6984, 18422), (7248, 17751), (8784, 14647), (9211, 13968), (10872, 11834)]