30728580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{983}}^1$

素因数の和:1516

約数の個数: 48

約数和(自身を含む): 86292864

約数和(自身を除く): 55564284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 521, 983, 1042, 1563, 1966, 2084, 2605, 2949, 3126, 3932, 4915, 5210, 5898, 6252, 7815, 9830, 10420, 11796, 14745, 15630, 19660, 29490, 31260, 58980, 512143, 1024286, 1536429, 2048572, 2560715, 3072858, 5121430, 6145716, 7682145, 10242860, 15364290, 30728580]

約数ペア:

[(1, 30728580), (2, 15364290), (3, 10242860), (4, 7682145), (5, 6145716), (6, 5121430), (10, 3072858), (12, 2560715), (15, 2048572), (20, 1536429), (30, 1024286), (60, 512143), (521, 58980), (983, 31260), (1042, 29490), (1563, 19660), (1966, 15630), (2084, 14745), (2605, 11796), (2949, 10420), (3126, 9830), (3932, 7815), (4915, 6252), (5210, 5898)]