286862220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{509}}^1$

素因数の和:656

約数の個数: 144

約数和(自身を含む): 908893440

約数和(自身を除く): 622031220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 101, 124, 155, 180, 186, 202, 279, 303, 310, 372, 404, 465, 505, 509, 558, 606, 620, 909, 930, 1010, 1018, 1116, 1212, 1395, 1515, 1527, 1818, 1860, 2020, 2036, 2545, 2790, 3030, 3054, 3131, 3636, 4545, 4581, 5090, 5580, 6060, 6108, 6262, 7635, 9090, 9162, 9393, 10180, 12524, 15270, 15655, 15779, 18180, 18324, 18786, 22905, 28179, 30540, 31310, 31558, 37572, 45810, 46965, 47337, 51409, 56358, 62620, 63116, 78895, 91620, 93930, 94674, 102818, 112716, 140895, 142011, 154227, 157790, 187860, 189348, 205636, 236685, 257045, 281790, 284022, 308454, 315580, 462681, 473370, 514090, 563580, 568044, 616908, 710055, 771135, 925362, 946740, 1028180, 1420110, 1542270, 1593679, 1850724, 2313405, 2840220, 3084540, 3187358, 4626810, 4781037, 6374716, 7968395, 9253620, 9562074, 14343111, 15936790, 19124148, 23905185, 28686222, 31873580, 47810370, 57372444, 71715555, 95620740, 143431110, 286862220]

約数ペア:

[(1, 286862220), (2, 143431110), (3, 95620740), (4, 71715555), (5, 57372444), (6, 47810370), (9, 31873580), (10, 28686222), (12, 23905185), (15, 19124148), (18, 15936790), (20, 14343111), (30, 9562074), (31, 9253620), (36, 7968395), (45, 6374716), (60, 4781037), (62, 4626810), (90, 3187358), (93, 3084540), (101, 2840220), (124, 2313405), (155, 1850724), (180, 1593679), (186, 1542270), (202, 1420110), (279, 1028180), (303, 946740), (310, 925362), (372, 771135), (404, 710055), (465, 616908), (505, 568044), (509, 563580), (558, 514090), (606, 473370), (620, 462681), (909, 315580), (930, 308454), (1010, 284022), (1018, 281790), (1116, 257045), (1212, 236685), (1395, 205636), (1515, 189348), (1527, 187860), (1818, 157790), (1860, 154227), (2020, 142011), (2036, 140895), (2545, 112716), (2790, 102818), (3030, 94674), (3054, 93930), (3131, 91620), (3636, 78895), (4545, 63116), (4581, 62620), (5090, 56358), (5580, 51409), (6060, 47337), (6108, 46965), (6262, 45810), (7635, 37572), (9090, 31558), (9162, 31310), (9393, 30540), (10180, 28179), (12524, 22905), (15270, 18786), (15655, 18324), (15779, 18180)]