30004480

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2131}}^1$

素因数の和:2163

約数の個数: 72

約数和(自身を含む): 78440544

約数和(自身を除く): 48436064

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2131, 2816, 3520, 4262, 7040, 8524, 10655, 14080, 17048, 21310, 23441, 34096, 42620, 46882, 68192, 85240, 93764, 117205, 136384, 170480, 187528, 234410, 272768, 340960, 375056, 468820, 545536, 681920, 750112, 937640, 1363840, 1500224, 1875280, 2727680, 3000448, 3750560, 6000896, 7501120, 15002240, 30004480]

約数ペア:

[(1, 30004480), (2, 15002240), (4, 7501120), (5, 6000896), (8, 3750560), (10, 3000448), (11, 2727680), (16, 1875280), (20, 1500224), (22, 1363840), (32, 937640), (40, 750112), (44, 681920), (55, 545536), (64, 468820), (80, 375056), (88, 340960), (110, 272768), (128, 234410), (160, 187528), (176, 170480), (220, 136384), (256, 117205), (320, 93764), (352, 85240), (440, 68192), (640, 46882), (704, 42620), (880, 34096), (1280, 23441), (1408, 21310), (1760, 17048), (2131, 14080), (2816, 10655), (3520, 8524), (4262, 7040)]