123808256

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:150

約数の個数: 160

約数和(自身を含む): 309355200

約数和(自身を除く): 185546944

約数列:

[1, 2, 4, 8, 11, 13, 16, 19, 22, 26, 32, 38, 44, 52, 64, 76, 88, 89, 104, 128, 143, 152, 176, 178, 208, 209, 247, 256, 286, 304, 352, 356, 416, 418, 494, 512, 572, 608, 704, 712, 832, 836, 979, 988, 1144, 1157, 1216, 1408, 1424, 1664, 1672, 1691, 1958, 1976, 2288, 2314, 2432, 2717, 2816, 2848, 3328, 3344, 3382, 3916, 3952, 4576, 4628, 4864, 5434, 5632, 5696, 6656, 6688, 6764, 7832, 7904, 9152, 9256, 9728, 10868, 11392, 12727, 13376, 13528, 15664, 15808, 18304, 18512, 18601, 21736, 21983, 22784, 25454, 26752, 27056, 31328, 31616, 36608, 37024, 37202, 43472, 43966, 45568, 50908, 53504, 54112, 62656, 63232, 73216, 74048, 74404, 86944, 87932, 101816, 107008, 108224, 125312, 126464, 148096, 148808, 173888, 175864, 203632, 216448, 241813, 250624, 296192, 297616, 347776, 351728, 407264, 432896, 483626, 501248, 592384, 595232, 695552, 703456, 814528, 865792, 967252, 1190464, 1391104, 1406912, 1629056, 1934504, 2380928, 2813824, 3258112, 3869008, 4761856, 5627648, 6516224, 7738016, 9523712, 11255296, 15476032, 30952064, 61904128, 123808256]

約数ペア:

[(1, 123808256), (2, 61904128), (4, 30952064), (8, 15476032), (11, 11255296), (13, 9523712), (16, 7738016), (19, 6516224), (22, 5627648), (26, 4761856), (32, 3869008), (38, 3258112), (44, 2813824), (52, 2380928), (64, 1934504), (76, 1629056), (88, 1406912), (89, 1391104), (104, 1190464), (128, 967252), (143, 865792), (152, 814528), (176, 703456), (178, 695552), (208, 595232), (209, 592384), (247, 501248), (256, 483626), (286, 432896), (304, 407264), (352, 351728), (356, 347776), (416, 297616), (418, 296192), (494, 250624), (512, 241813), (572, 216448), (608, 203632), (704, 175864), (712, 173888), (832, 148808), (836, 148096), (979, 126464), (988, 125312), (1144, 108224), (1157, 107008), (1216, 101816), (1408, 87932), (1424, 86944), (1664, 74404), (1672, 74048), (1691, 73216), (1958, 63232), (1976, 62656), (2288, 54112), (2314, 53504), (2432, 50908), (2717, 45568), (2816, 43966), (2848, 43472), (3328, 37202), (3344, 37024), (3382, 36608), (3916, 31616), (3952, 31328), (4576, 27056), (4628, 26752), (4864, 25454), (5434, 22784), (5632, 21983), (5696, 21736), (6656, 18601), (6688, 18512), (6764, 18304), (7832, 15808), (7904, 15664), (9152, 13528), (9256, 13376), (9728, 12727), (10868, 11392)]