628404768

素因数分解:

$2^5\times 3^2\times {\mathrm{661}}^1\times {\mathrm{3301}}^1$

素因数の和:3978

約数の個数: 72

約数和(自身を含む): 1790271756

約数和(自身を除く): 1161866988

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 661, 1322, 1983, 2644, 3301, 3966, 5288, 5949, 6602, 7932, 9903, 10576, 11898, 13204, 15864, 19806, 21152, 23796, 26408, 29709, 31728, 39612, 47592, 52816, 59418, 63456, 79224, 95184, 105632, 118836, 158448, 190368, 237672, 316896, 475344, 950688, 2181961, 4363922, 6545883, 8727844, 13091766, 17455688, 19637649, 26183532, 34911376, 39275298, 52367064, 69822752, 78550596, 104734128, 157101192, 209468256, 314202384, 628404768]

約数ペア:

[(1, 628404768), (2, 314202384), (3, 209468256), (4, 157101192), (6, 104734128), (8, 78550596), (9, 69822752), (12, 52367064), (16, 39275298), (18, 34911376), (24, 26183532), (32, 19637649), (36, 17455688), (48, 13091766), (72, 8727844), (96, 6545883), (144, 4363922), (288, 2181961), (661, 950688), (1322, 475344), (1983, 316896), (2644, 237672), (3301, 190368), (3966, 158448), (5288, 118836), (5949, 105632), (6602, 95184), (7932, 79224), (9903, 63456), (10576, 59418), (11898, 52816), (13204, 47592), (15864, 39612), (19806, 31728), (21152, 29709), (23796, 26408)]