143765780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{4789}}^1$

素因数の和:4896

約数の個数: 48

約数和(自身を含む): 321888000

約数和(自身を除く): 178122220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 790, 1501, 1580, 3002, 4789, 6004, 7505, 9578, 15010, 19156, 23945, 30020, 47890, 90991, 95780, 181982, 363964, 378331, 454955, 756662, 909910, 1513324, 1819820, 1891655, 3783310, 7188289, 7566620, 14376578, 28753156, 35941445, 71882890, 143765780]

約数ペア:

[(1, 143765780), (2, 71882890), (4, 35941445), (5, 28753156), (10, 14376578), (19, 7566620), (20, 7188289), (38, 3783310), (76, 1891655), (79, 1819820), (95, 1513324), (158, 909910), (190, 756662), (316, 454955), (380, 378331), (395, 363964), (790, 181982), (1501, 95780), (1580, 90991), (3002, 47890), (4789, 30020), (6004, 23945), (7505, 19156), (9578, 15010)]