310920540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{740287}}^1$

素因数の和:740306

約数の個数: 48

約数和(自身を含む): 994947072

約数和(自身を除く): 684026532

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, 740287, 1480574, 2220861, 2961148, 3701435, 4441722, 5182009, 7402870, 8883444, 10364018, 11104305, 14805740, 15546027, 20728036, 22208610, 25910045, 31092054, 44417220, 51820090, 62184108, 77730135, 103640180, 155460270, 310920540]

約数ペア:

[(1, 310920540), (2, 155460270), (3, 103640180), (4, 77730135), (5, 62184108), (6, 51820090), (7, 44417220), (10, 31092054), (12, 25910045), (14, 22208610), (15, 20728036), (20, 15546027), (21, 14805740), (28, 11104305), (30, 10364018), (35, 8883444), (42, 7402870), (60, 5182009), (70, 4441722), (84, 3701435), (105, 2961148), (140, 2220861), (210, 1480574), (420, 740287)]