395215380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{44809}}^1$

素因数の和:44838

約数の個数: 108

約数和(自身を含む): 1394576820

約数和(自身を除く): 999361440

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 44809, 89618, 134427, 179236, 224045, 268854, 313663, 403281, 448090, 537708, 627326, 672135, 806562, 896180, 940989, 1254652, 1344270, 1568315, 1613124, 1881978, 2016405, 2195641, 2688540, 2822967, 3136630, 3763956, 4032810, 4391282, 4704945, 5645934, 6273260, 6586923, 8065620, 8782564, 9409890, 10978205, 11291868, 13173846, 14114835, 18819780, 19760769, 21956410, 26347692, 28229670, 32934615, 39521538, 43912820, 56459340, 65869230, 79043076, 98803845, 131738460, 197607690, 395215380]

約数ペア:

[(1, 395215380), (2, 197607690), (3, 131738460), (4, 98803845), (5, 79043076), (6, 65869230), (7, 56459340), (9, 43912820), (10, 39521538), (12, 32934615), (14, 28229670), (15, 26347692), (18, 21956410), (20, 19760769), (21, 18819780), (28, 14114835), (30, 13173846), (35, 11291868), (36, 10978205), (42, 9409890), (45, 8782564), (49, 8065620), (60, 6586923), (63, 6273260), (70, 5645934), (84, 4704945), (90, 4391282), (98, 4032810), (105, 3763956), (126, 3136630), (140, 2822967), (147, 2688540), (180, 2195641), (196, 2016405), (210, 1881978), (245, 1613124), (252, 1568315), (294, 1344270), (315, 1254652), (420, 940989), (441, 896180), (490, 806562), (588, 672135), (630, 627326), (735, 537708), (882, 448090), (980, 403281), (1260, 313663), (1470, 268854), (1764, 224045), (2205, 179236), (2940, 134427), (4410, 89618), (8820, 44809)]