61984860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{147583}}^1$

素因数の和:147602

約数の個数: 48

約数和(自身を含む): 198352896

約数和(自身を除く): 136368036

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, 147583, 295166, 442749, 590332, 737915, 885498, 1033081, 1475830, 1770996, 2066162, 2213745, 2951660, 3099243, 4132324, 4427490, 5165405, 6198486, 8854980, 10330810, 12396972, 15496215, 20661620, 30992430, 61984860]

約数ペア:

[(1, 61984860), (2, 30992430), (3, 20661620), (4, 15496215), (5, 12396972), (6, 10330810), (7, 8854980), (10, 6198486), (12, 5165405), (14, 4427490), (15, 4132324), (20, 3099243), (21, 2951660), (28, 2213745), (30, 2066162), (35, 1770996), (42, 1475830), (60, 1033081), (70, 885498), (84, 737915), (105, 590332), (140, 442749), (210, 295166), (420, 147583)]