30116240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4889}}^1$

素因数の和:4920

約数の個数: 80

約数和(自身を含む): 87315840

約数和(自身を除く): 57199600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 4889, 6160, 9778, 19556, 24445, 34223, 39112, 48890, 53779, 68446, 78224, 97780, 107558, 136892, 171115, 195560, 215116, 268895, 273784, 342230, 376453, 391120, 430232, 537790, 547568, 684460, 752906, 860464, 1075580, 1368920, 1505812, 1882265, 2151160, 2737840, 3011624, 3764530, 4302320, 6023248, 7529060, 15058120, 30116240]

約数ペア:

[(1, 30116240), (2, 15058120), (4, 7529060), (5, 6023248), (7, 4302320), (8, 3764530), (10, 3011624), (11, 2737840), (14, 2151160), (16, 1882265), (20, 1505812), (22, 1368920), (28, 1075580), (35, 860464), (40, 752906), (44, 684460), (55, 547568), (56, 537790), (70, 430232), (77, 391120), (80, 376453), (88, 342230), (110, 273784), (112, 268895), (140, 215116), (154, 195560), (176, 171115), (220, 136892), (280, 107558), (308, 97780), (385, 78224), (440, 68446), (560, 53779), (616, 48890), (770, 39112), (880, 34223), (1232, 24445), (1540, 19556), (3080, 9778), (4889, 6160)]