123089928

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1009}}^1$

素因数の和:1071

約数の個数: 128

約数和(自身を含む): 366508800

約数和(自身を除く): 243418872

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 23, 24, 26, 34, 39, 46, 51, 52, 68, 69, 78, 92, 102, 104, 136, 138, 156, 184, 204, 221, 276, 299, 312, 391, 408, 442, 552, 598, 663, 782, 884, 897, 1009, 1173, 1196, 1326, 1564, 1768, 1794, 2018, 2346, 2392, 2652, 3027, 3128, 3588, 4036, 4692, 5083, 5304, 6054, 7176, 8072, 9384, 10166, 12108, 13117, 15249, 17153, 20332, 23207, 24216, 26234, 30498, 34306, 39351, 40664, 46414, 51459, 52468, 60996, 68612, 69621, 78702, 92828, 102918, 104936, 121992, 137224, 139242, 157404, 185656, 205836, 222989, 278484, 301691, 314808, 394519, 411672, 445978, 556968, 603382, 668967, 789038, 891956, 905073, 1183557, 1206764, 1337934, 1578076, 1783912, 1810146, 2367114, 2413528, 2675868, 3156152, 3620292, 4734228, 5128747, 5351736, 7240584, 9468456, 10257494, 15386241, 20514988, 30772482, 41029976, 61544964, 123089928]

約数ペア:

[(1, 123089928), (2, 61544964), (3, 41029976), (4, 30772482), (6, 20514988), (8, 15386241), (12, 10257494), (13, 9468456), (17, 7240584), (23, 5351736), (24, 5128747), (26, 4734228), (34, 3620292), (39, 3156152), (46, 2675868), (51, 2413528), (52, 2367114), (68, 1810146), (69, 1783912), (78, 1578076), (92, 1337934), (102, 1206764), (104, 1183557), (136, 905073), (138, 891956), (156, 789038), (184, 668967), (204, 603382), (221, 556968), (276, 445978), (299, 411672), (312, 394519), (391, 314808), (408, 301691), (442, 278484), (552, 222989), (598, 205836), (663, 185656), (782, 157404), (884, 139242), (897, 137224), (1009, 121992), (1173, 104936), (1196, 102918), (1326, 92828), (1564, 78702), (1768, 69621), (1794, 68612), (2018, 60996), (2346, 52468), (2392, 51459), (2652, 46414), (3027, 40664), (3128, 39351), (3588, 34306), (4036, 30498), (4692, 26234), (5083, 24216), (5304, 23207), (6054, 20332), (7176, 17153), (8072, 15249), (9384, 13117), (10166, 12108)]