8157840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1789}}^1$

素因数の和:1824

約数の個数: 80

約数和(自身を含む): 26635200

約数和(自身を除く): 18477360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 1789, 2280, 3578, 4560, 5367, 7156, 8945, 10734, 14312, 17890, 21468, 26835, 28624, 33991, 35780, 42936, 53670, 67982, 71560, 85872, 101973, 107340, 135964, 143120, 169955, 203946, 214680, 271928, 339910, 407892, 429360, 509865, 543856, 679820, 815784, 1019730, 1359640, 1631568, 2039460, 2719280, 4078920, 8157840]

約数ペア:

[(1, 8157840), (2, 4078920), (3, 2719280), (4, 2039460), (5, 1631568), (6, 1359640), (8, 1019730), (10, 815784), (12, 679820), (15, 543856), (16, 509865), (19, 429360), (20, 407892), (24, 339910), (30, 271928), (38, 214680), (40, 203946), (48, 169955), (57, 143120), (60, 135964), (76, 107340), (80, 101973), (95, 85872), (114, 71560), (120, 67982), (152, 53670), (190, 42936), (228, 35780), (240, 33991), (285, 28624), (304, 26835), (380, 21468), (456, 17890), (570, 14312), (760, 10734), (912, 8945), (1140, 7156), (1520, 5367), (1789, 4560), (2280, 3578)]