199924140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{256313}}^1$

素因数の和:256338

約数の個数: 48

約数和(自身を含む): 602850528

約数和(自身を除く): 402926388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 256313, 512626, 768939, 1025252, 1281565, 1537878, 2563130, 3075756, 3332069, 3844695, 5126260, 6664138, 7689390, 9996207, 13328276, 15378780, 16660345, 19992414, 33320690, 39984828, 49981035, 66641380, 99962070, 199924140]

約数ペア:

[(1, 199924140), (2, 99962070), (3, 66641380), (4, 49981035), (5, 39984828), (6, 33320690), (10, 19992414), (12, 16660345), (13, 15378780), (15, 13328276), (20, 9996207), (26, 7689390), (30, 6664138), (39, 5126260), (52, 3844695), (60, 3332069), (65, 3075756), (78, 2563130), (130, 1537878), (156, 1281565), (195, 1025252), (260, 768939), (390, 512626), (780, 256313)]