389500680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{31513}}^1$

素因数の和:31630

約数の個数: 64

約数和(自身を含む): 1179884160

約数和(自身を除く): 790383480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 412, 515, 618, 824, 1030, 1236, 1545, 2060, 2472, 3090, 4120, 6180, 12360, 31513, 63026, 94539, 126052, 157565, 189078, 252104, 315130, 378156, 472695, 630260, 756312, 945390, 1260520, 1890780, 3245839, 3781560, 6491678, 9737517, 12983356, 16229195, 19475034, 25966712, 32458390, 38950068, 48687585, 64916780, 77900136, 97375170, 129833560, 194750340, 389500680]

約数ペア:

[(1, 389500680), (2, 194750340), (3, 129833560), (4, 97375170), (5, 77900136), (6, 64916780), (8, 48687585), (10, 38950068), (12, 32458390), (15, 25966712), (20, 19475034), (24, 16229195), (30, 12983356), (40, 9737517), (60, 6491678), (103, 3781560), (120, 3245839), (206, 1890780), (309, 1260520), (412, 945390), (515, 756312), (618, 630260), (824, 472695), (1030, 378156), (1236, 315130), (1545, 252104), (2060, 189078), (2472, 157565), (3090, 126052), (4120, 94539), (6180, 63026), (12360, 31513)]