55720920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{24439}}^1$

素因数の和:24472

約数の個数: 64

約数和(自身を含む): 175968000

約数和(自身を除く): 120247080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 24439, 48878, 73317, 97756, 122195, 146634, 195512, 244390, 293268, 366585, 464341, 488780, 586536, 733170, 928682, 977560, 1393023, 1466340, 1857364, 2321705, 2786046, 2932680, 3714728, 4643410, 5572092, 6965115, 9286820, 11144184, 13930230, 18573640, 27860460, 55720920]

約数ペア:

[(1, 55720920), (2, 27860460), (3, 18573640), (4, 13930230), (5, 11144184), (6, 9286820), (8, 6965115), (10, 5572092), (12, 4643410), (15, 3714728), (19, 2932680), (20, 2786046), (24, 2321705), (30, 1857364), (38, 1466340), (40, 1393023), (57, 977560), (60, 928682), (76, 733170), (95, 586536), (114, 488780), (120, 464341), (152, 366585), (190, 293268), (228, 244390), (285, 195512), (380, 146634), (456, 122195), (570, 97756), (760, 73317), (1140, 48878), (2280, 24439)]