78043980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{185819}}^1$

素因数の和:185838

約数の個数: 48

約数和(自身を含む): 249742080

約数和(自身を除く): 171698100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 185819, 371638, 557457, 743276, 929095, 1114914, 1300733, 1858190, 2229828, 2601466, 2787285, 3716380, 3902199, 5202932, 5574570, 6503665, 7804398, 11149140, 13007330, 15608796, 19510995, 26014660, 39021990, 78043980]

約数ペア:

[(1, 78043980), (2, 39021990), (3, 26014660), (4, 19510995), (5, 15608796), (6, 13007330), (7, 11149140), (10, 7804398), (12, 6503665), (14, 5574570), (15, 5202932), (20, 3902199), (21, 3716380), (28, 2787285), (30, 2601466), (35, 2229828), (42, 1858190), (60, 1300733), (70, 1114914), (84, 929095), (105, 743276), (140, 557457), (210, 371638), (420, 185819)]