357207980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:343

約数の個数: 96

約数和(自身を含む): 815539200

約数和(自身を除く): 458331220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 79, 95, 146, 158, 163, 190, 292, 316, 326, 365, 380, 395, 652, 730, 790, 815, 1387, 1460, 1501, 1580, 1630, 2774, 3002, 3097, 3260, 5548, 5767, 6004, 6194, 6935, 7505, 11534, 11899, 12388, 12877, 13870, 15010, 15485, 23068, 23798, 25754, 27740, 28835, 30020, 30970, 47596, 51508, 57670, 59495, 61940, 64385, 109573, 115340, 118990, 128770, 219146, 226081, 237980, 244663, 257540, 438292, 452162, 489326, 547865, 904324, 940021, 978652, 1095730, 1130405, 1223315, 1880042, 2191460, 2260810, 2446630, 3760084, 4521620, 4700105, 4893260, 9400210, 17860399, 18800420, 35720798, 71441596, 89301995, 178603990, 357207980]

約数ペア:

[(1, 357207980), (2, 178603990), (4, 89301995), (5, 71441596), (10, 35720798), (19, 18800420), (20, 17860399), (38, 9400210), (73, 4893260), (76, 4700105), (79, 4521620), (95, 3760084), (146, 2446630), (158, 2260810), (163, 2191460), (190, 1880042), (292, 1223315), (316, 1130405), (326, 1095730), (365, 978652), (380, 940021), (395, 904324), (652, 547865), (730, 489326), (790, 452162), (815, 438292), (1387, 257540), (1460, 244663), (1501, 237980), (1580, 226081), (1630, 219146), (2774, 128770), (3002, 118990), (3097, 115340), (3260, 109573), (5548, 64385), (5767, 61940), (6004, 59495), (6194, 57670), (6935, 51508), (7505, 47596), (11534, 30970), (11899, 30020), (12388, 28835), (12877, 27740), (13870, 25754), (15010, 23798), (15485, 23068)]