260767040

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:416

約数の個数: 112

約数和(自身を含む): 649979904

約数和(自身を除く): 389212864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 97, 124, 155, 160, 194, 248, 271, 310, 320, 388, 485, 496, 542, 620, 776, 970, 992, 1084, 1240, 1355, 1552, 1940, 1984, 2168, 2480, 2710, 3007, 3104, 3880, 4336, 4960, 5420, 6014, 6208, 7760, 8401, 8672, 9920, 10840, 12028, 15035, 15520, 16802, 17344, 21680, 24056, 26287, 30070, 31040, 33604, 42005, 43360, 48112, 52574, 60140, 67208, 84010, 86720, 96224, 105148, 120280, 131435, 134416, 168020, 192448, 210296, 240560, 262870, 268832, 336040, 420592, 481120, 525740, 537664, 672080, 814897, 841184, 962240, 1051480, 1344160, 1629794, 1682368, 2102960, 2688320, 3259588, 4074485, 4205920, 6519176, 8148970, 8411840, 13038352, 16297940, 26076704, 32595880, 52153408, 65191760, 130383520, 260767040]

約数ペア:

[(1, 260767040), (2, 130383520), (4, 65191760), (5, 52153408), (8, 32595880), (10, 26076704), (16, 16297940), (20, 13038352), (31, 8411840), (32, 8148970), (40, 6519176), (62, 4205920), (64, 4074485), (80, 3259588), (97, 2688320), (124, 2102960), (155, 1682368), (160, 1629794), (194, 1344160), (248, 1051480), (271, 962240), (310, 841184), (320, 814897), (388, 672080), (485, 537664), (496, 525740), (542, 481120), (620, 420592), (776, 336040), (970, 268832), (992, 262870), (1084, 240560), (1240, 210296), (1355, 192448), (1552, 168020), (1940, 134416), (1984, 131435), (2168, 120280), (2480, 105148), (2710, 96224), (3007, 86720), (3104, 84010), (3880, 67208), (4336, 60140), (4960, 52574), (5420, 48112), (6014, 43360), (6208, 42005), (7760, 33604), (8401, 31040), (8672, 30070), (9920, 26287), (10840, 24056), (12028, 21680), (15035, 17344), (15520, 16802)]