156784128440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^2\times {\mathrm{197}}^1\times {\mathrm{9007}}^1$

素因数の和:9309

約数の個数: 96

約数和(自身を含む): 362299417920

約数和(自身を除く): 205515289480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 197, 235, 376, 394, 470, 788, 940, 985, 1576, 1880, 1970, 2209, 3940, 4418, 7880, 8836, 9007, 9259, 11045, 17672, 18014, 18518, 22090, 36028, 37036, 44180, 45035, 46295, 72056, 74072, 88360, 90070, 92590, 180140, 185180, 360280, 370360, 423329, 435173, 846658, 870346, 1693316, 1740692, 1774379, 2116645, 2175865, 3386632, 3481384, 3548758, 4233290, 4351730, 7097516, 8466580, 8703460, 8871895, 14195032, 16933160, 17406920, 17743790, 19896463, 35487580, 39792926, 70975160, 79585852, 83395813, 99482315, 159171704, 166791626, 198964630, 333583252, 397929260, 416979065, 667166504, 795858520, 833958130, 1667916260, 3335832520, 3919603211, 7839206422, 15678412844, 19598016055, 31356825688, 39196032110, 78392064220, 156784128440]

約数ペア:

[(1, 156784128440), (2, 78392064220), (4, 39196032110), (5, 31356825688), (8, 19598016055), (10, 15678412844), (20, 7839206422), (40, 3919603211), (47, 3335832520), (94, 1667916260), (188, 833958130), (197, 795858520), (235, 667166504), (376, 416979065), (394, 397929260), (470, 333583252), (788, 198964630), (940, 166791626), (985, 159171704), (1576, 99482315), (1880, 83395813), (1970, 79585852), (2209, 70975160), (3940, 39792926), (4418, 35487580), (7880, 19896463), (8836, 17743790), (9007, 17406920), (9259, 16933160), (11045, 14195032), (17672, 8871895), (18014, 8703460), (18518, 8466580), (22090, 7097516), (36028, 4351730), (37036, 4233290), (44180, 3548758), (45035, 3481384), (46295, 3386632), (72056, 2175865), (74072, 2116645), (88360, 1774379), (90070, 1740692), (92590, 1693316), (180140, 870346), (185180, 846658), (360280, 435173), (370360, 423329)]