72518460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{172663}}^1$

素因数の和:172682

約数の個数: 48

約数和(自身を含む): 232060416

約数和(自身を除く): 159541956

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, 172663, 345326, 517989, 690652, 863315, 1035978, 1208641, 1726630, 2071956, 2417282, 2589945, 3453260, 3625923, 4834564, 5179890, 6043205, 7251846, 10359780, 12086410, 14503692, 18129615, 24172820, 36259230, 72518460]

約数ペア:

[(1, 72518460), (2, 36259230), (3, 24172820), (4, 18129615), (5, 14503692), (6, 12086410), (7, 10359780), (10, 7251846), (12, 6043205), (14, 5179890), (15, 4834564), (20, 3625923), (21, 3453260), (28, 2589945), (30, 2417282), (35, 2071956), (42, 1726630), (60, 1208641), (70, 1035978), (84, 863315), (105, 690652), (140, 517989), (210, 345326), (420, 172663)]