156936105740

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{409}}^1\times {\mathrm{1069}}^1$

素因数の和:1755

約数の個数: 96

約数和(自身を含む): 335637086400

約数和(自身を除く): 178700980660

約数列:

[1, 2, 4, 5, 10, 20, 131, 137, 262, 274, 409, 524, 548, 655, 685, 818, 1069, 1310, 1370, 1636, 2045, 2138, 2620, 2740, 4090, 4276, 5345, 8180, 10690, 17947, 21380, 35894, 53579, 56033, 71788, 89735, 107158, 112066, 140039, 146453, 179470, 214316, 224132, 267895, 280078, 280165, 292906, 358940, 437221, 535790, 560156, 560330, 585812, 700195, 732265, 874442, 1071580, 1120660, 1400390, 1464530, 1748884, 2186105, 2800780, 2929060, 4372210, 7340323, 8744420, 14680646, 19185343, 29361292, 36701615, 38370686, 57275951, 59899277, 73403230, 76741372, 95926715, 114551902, 119798554, 146806460, 191853430, 229103804, 239597108, 286379755, 299496385, 383706860, 572759510, 598992770, 1145519020, 1197985540, 7846805287, 15693610574, 31387221148, 39234026435, 78468052870, 156936105740]

約数ペア:

[(1, 156936105740), (2, 78468052870), (4, 39234026435), (5, 31387221148), (10, 15693610574), (20, 7846805287), (131, 1197985540), (137, 1145519020), (262, 598992770), (274, 572759510), (409, 383706860), (524, 299496385), (548, 286379755), (655, 239597108), (685, 229103804), (818, 191853430), (1069, 146806460), (1310, 119798554), (1370, 114551902), (1636, 95926715), (2045, 76741372), (2138, 73403230), (2620, 59899277), (2740, 57275951), (4090, 38370686), (4276, 36701615), (5345, 29361292), (8180, 19185343), (10690, 14680646), (17947, 8744420), (21380, 7340323), (35894, 4372210), (53579, 2929060), (56033, 2800780), (71788, 2186105), (89735, 1748884), (107158, 1464530), (112066, 1400390), (140039, 1120660), (146453, 1071580), (179470, 874442), (214316, 732265), (224132, 700195), (267895, 585812), (280078, 560330), (280165, 560156), (292906, 535790), (358940, 437221)]