15540700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{149}}^2$

素因数の和:319

約数の個数: 54

約数和(自身を含む): 38801336

約数和(自身を除く): 23260636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 149, 175, 298, 350, 596, 700, 745, 1043, 1490, 2086, 2980, 3725, 4172, 5215, 7450, 10430, 14900, 20860, 22201, 26075, 44402, 52150, 88804, 104300, 111005, 155407, 222010, 310814, 444020, 555025, 621628, 777035, 1110050, 1554070, 2220100, 3108140, 3885175, 7770350, 15540700]

約数ペア:

[(1, 15540700), (2, 7770350), (4, 3885175), (5, 3108140), (7, 2220100), (10, 1554070), (14, 1110050), (20, 777035), (25, 621628), (28, 555025), (35, 444020), (50, 310814), (70, 222010), (100, 155407), (140, 111005), (149, 104300), (175, 88804), (298, 52150), (350, 44402), (596, 26075), (700, 22201), (745, 20860), (1043, 14900), (1490, 10430), (2086, 7450), (2980, 5215), (3725, 4172)]