15693110120

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1321}}^1$

素因数の和:1539

約数の個数: 128

約数和(自身を含む): 37007539200

約数和(自身を除く): 21314429080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 71, 89, 94, 142, 178, 188, 235, 284, 355, 356, 376, 445, 470, 568, 710, 712, 890, 940, 1321, 1420, 1780, 1880, 2642, 2840, 3337, 3560, 4183, 5284, 6319, 6605, 6674, 8366, 10568, 12638, 13210, 13348, 16685, 16732, 20915, 25276, 26420, 26696, 31595, 33370, 33464, 41830, 50552, 52840, 62087, 63190, 66740, 83660, 93791, 117569, 124174, 126380, 133480, 167320, 187582, 235138, 248348, 252760, 296993, 310435, 375164, 468955, 470276, 496696, 587845, 593986, 620870, 750328, 937910, 940552, 1175690, 1187972, 1241740, 1484965, 1875820, 2351380, 2375944, 2483480, 2969930, 3751640, 4408177, 4702760, 5525743, 5939860, 8347399, 8816354, 11051486, 11879720, 16694798, 17632708, 22040885, 22102972, 27628715, 33389596, 35265416, 41736995, 44081770, 44205944, 55257430, 66779192, 83473990, 88163540, 110514860, 166947980, 176327080, 221029720, 333895960, 392327753, 784655506, 1569311012, 1961638765, 3138622024, 3923277530, 7846555060, 15693110120]

約数ペア:

[(1, 15693110120), (2, 7846555060), (4, 3923277530), (5, 3138622024), (8, 1961638765), (10, 1569311012), (20, 784655506), (40, 392327753), (47, 333895960), (71, 221029720), (89, 176327080), (94, 166947980), (142, 110514860), (178, 88163540), (188, 83473990), (235, 66779192), (284, 55257430), (355, 44205944), (356, 44081770), (376, 41736995), (445, 35265416), (470, 33389596), (568, 27628715), (710, 22102972), (712, 22040885), (890, 17632708), (940, 16694798), (1321, 11879720), (1420, 11051486), (1780, 8816354), (1880, 8347399), (2642, 5939860), (2840, 5525743), (3337, 4702760), (3560, 4408177), (4183, 3751640), (5284, 2969930), (6319, 2483480), (6605, 2375944), (6674, 2351380), (8366, 1875820), (10568, 1484965), (12638, 1241740), (13210, 1187972), (13348, 1175690), (16685, 940552), (16732, 937910), (20915, 750328), (25276, 620870), (26420, 593986), (26696, 587845), (31595, 496696), (33370, 470276), (33464, 468955), (41830, 375164), (50552, 310435), (52840, 296993), (62087, 252760), (63190, 248348), (66740, 235138), (83660, 187582), (93791, 167320), (117569, 133480), (124174, 126380)]