315280140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{750667}}^1$

素因数の和:750686

約数の個数: 48

約数和(自身を含む): 1008897792

約数和(自身を除く): 693617652

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, 750667, 1501334, 2252001, 3002668, 3753335, 4504002, 5254669, 7506670, 9008004, 10509338, 11260005, 15013340, 15764007, 21018676, 22520010, 26273345, 31528014, 45040020, 52546690, 63056028, 78820035, 105093380, 157640070, 315280140]

約数ペア:

[(1, 315280140), (2, 157640070), (3, 105093380), (4, 78820035), (5, 63056028), (6, 52546690), (7, 45040020), (10, 31528014), (12, 26273345), (14, 22520010), (15, 21018676), (20, 15764007), (21, 15013340), (28, 11260005), (30, 10509338), (35, 9008004), (42, 7506670), (60, 5254669), (70, 4504002), (84, 3753335), (105, 3002668), (140, 2252001), (210, 1501334), (420, 750667)]