213117870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1723}}^1$

素因数の和:1790

約数の個数: 128

約数和(自身を含む): 635535360

約数和(自身を除く): 422417490

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 31, 35, 38, 42, 57, 62, 70, 93, 95, 105, 114, 133, 155, 186, 190, 210, 217, 266, 285, 310, 399, 434, 465, 570, 589, 651, 665, 798, 930, 1085, 1178, 1302, 1330, 1723, 1767, 1995, 2170, 2945, 3255, 3446, 3534, 3990, 4123, 5169, 5890, 6510, 8246, 8615, 8835, 10338, 12061, 12369, 17230, 17670, 20615, 24122, 24738, 25845, 32737, 36183, 41230, 51690, 53413, 60305, 61845, 65474, 72366, 98211, 106826, 120610, 123690, 160239, 163685, 180915, 196422, 229159, 267065, 320478, 327370, 361830, 373891, 458318, 491055, 534130, 687477, 747782, 801195, 982110, 1014847, 1121673, 1145795, 1374954, 1602390, 1869455, 2029694, 2243346, 2291590, 3044541, 3437385, 3738910, 5074235, 5608365, 6089082, 6874770, 7103929, 10148470, 11216730, 14207858, 15222705, 21311787, 30445410, 35519645, 42623574, 71039290, 106558935, 213117870]

約数ペア:

[(1, 213117870), (2, 106558935), (3, 71039290), (5, 42623574), (6, 35519645), (7, 30445410), (10, 21311787), (14, 15222705), (15, 14207858), (19, 11216730), (21, 10148470), (30, 7103929), (31, 6874770), (35, 6089082), (38, 5608365), (42, 5074235), (57, 3738910), (62, 3437385), (70, 3044541), (93, 2291590), (95, 2243346), (105, 2029694), (114, 1869455), (133, 1602390), (155, 1374954), (186, 1145795), (190, 1121673), (210, 1014847), (217, 982110), (266, 801195), (285, 747782), (310, 687477), (399, 534130), (434, 491055), (465, 458318), (570, 373891), (589, 361830), (651, 327370), (665, 320478), (798, 267065), (930, 229159), (1085, 196422), (1178, 180915), (1302, 163685), (1330, 160239), (1723, 123690), (1767, 120610), (1995, 106826), (2170, 98211), (2945, 72366), (3255, 65474), (3446, 61845), (3534, 60305), (3990, 53413), (4123, 51690), (5169, 41230), (5890, 36183), (6510, 32737), (8246, 25845), (8615, 24738), (8835, 24122), (10338, 20615), (12061, 17670), (12369, 17230)]