28551720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1039}}^1$

素因数の和:1282

約数の個数: 64

約数和(自身を含む): 86112000

約数和(自身を除く): 57560280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 229, 458, 687, 916, 1039, 1145, 1374, 1832, 2078, 2290, 2748, 3117, 3435, 4156, 4580, 5195, 5496, 6234, 6870, 8312, 9160, 10390, 12468, 13740, 15585, 20780, 24936, 27480, 31170, 41560, 62340, 124680, 237931, 475862, 713793, 951724, 1189655, 1427586, 1903448, 2379310, 2855172, 3568965, 4758620, 5710344, 7137930, 9517240, 14275860, 28551720]

約数ペア:

[(1, 28551720), (2, 14275860), (3, 9517240), (4, 7137930), (5, 5710344), (6, 4758620), (8, 3568965), (10, 2855172), (12, 2379310), (15, 1903448), (20, 1427586), (24, 1189655), (30, 951724), (40, 713793), (60, 475862), (120, 237931), (229, 124680), (458, 62340), (687, 41560), (916, 31170), (1039, 27480), (1145, 24936), (1374, 20780), (1832, 15585), (2078, 13740), (2290, 12468), (2748, 10390), (3117, 9160), (3435, 8312), (4156, 6870), (4580, 6234), (5195, 5496)]