30313040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:780

約数の個数: 80

約数和(自身を含む): 77137920

約数和(自身を除く): 46824880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 496, 527, 620, 680, 719, 1054, 1240, 1360, 1438, 2108, 2480, 2635, 2876, 3595, 4216, 5270, 5752, 7190, 8432, 10540, 11504, 12223, 14380, 21080, 22289, 24446, 28760, 42160, 44578, 48892, 57520, 61115, 89156, 97784, 111445, 122230, 178312, 195568, 222890, 244460, 356624, 378913, 445780, 488920, 757826, 891560, 977840, 1515652, 1783120, 1894565, 3031304, 3789130, 6062608, 7578260, 15156520, 30313040]

約数ペア:

[(1, 30313040), (2, 15156520), (4, 7578260), (5, 6062608), (8, 3789130), (10, 3031304), (16, 1894565), (17, 1783120), (20, 1515652), (31, 977840), (34, 891560), (40, 757826), (62, 488920), (68, 445780), (80, 378913), (85, 356624), (124, 244460), (136, 222890), (155, 195568), (170, 178312), (248, 122230), (272, 111445), (310, 97784), (340, 89156), (496, 61115), (527, 57520), (620, 48892), (680, 44578), (719, 42160), (1054, 28760), (1240, 24446), (1360, 22289), (1438, 21080), (2108, 14380), (2480, 12223), (2635, 11504), (2876, 10540), (3595, 8432), (4216, 7190), (5270, 5752)]