72504855

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1229}}^1$

素因数の和:1285

約数の個数: 64

約数和(自身を含む): 141696000

約数和(自身を除く): 69191145

約数列:

[1, 3, 5, 9, 15, 19, 23, 27, 45, 57, 69, 95, 115, 135, 171, 207, 285, 345, 437, 513, 621, 855, 1035, 1229, 1311, 2185, 2565, 3105, 3687, 3933, 6145, 6555, 11061, 11799, 18435, 19665, 23351, 28267, 33183, 55305, 58995, 70053, 84801, 116755, 141335, 165915, 210159, 254403, 350265, 424005, 537073, 630477, 763209, 1050795, 1272015, 1611219, 2685365, 3152385, 3816045, 4833657, 8056095, 14500971, 24168285, 72504855]

約数ペア:

[(1, 72504855), (3, 24168285), (5, 14500971), (9, 8056095), (15, 4833657), (19, 3816045), (23, 3152385), (27, 2685365), (45, 1611219), (57, 1272015), (69, 1050795), (95, 763209), (115, 630477), (135, 537073), (171, 424005), (207, 350265), (285, 254403), (345, 210159), (437, 165915), (513, 141335), (621, 116755), (855, 84801), (1035, 70053), (1229, 58995), (1311, 55305), (2185, 33183), (2565, 28267), (3105, 23351), (3687, 19665), (3933, 18435), (6145, 11799), (6555, 11061)]