428365320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{209983}}^1$

素因数の和:210014

約数の個数: 64

約数和(自身を含む): 1360696320

約数和(自身を除く): 932331000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 209983, 419966, 629949, 839932, 1049915, 1259898, 1679864, 2099830, 2519796, 3149745, 3569711, 4199660, 5039592, 6299490, 7139422, 8399320, 10709133, 12598980, 14278844, 17848555, 21418266, 25197960, 28557688, 35697110, 42836532, 53545665, 71394220, 85673064, 107091330, 142788440, 214182660, 428365320]

約数ペア:

[(1, 428365320), (2, 214182660), (3, 142788440), (4, 107091330), (5, 85673064), (6, 71394220), (8, 53545665), (10, 42836532), (12, 35697110), (15, 28557688), (17, 25197960), (20, 21418266), (24, 17848555), (30, 14278844), (34, 12598980), (40, 10709133), (51, 8399320), (60, 7139422), (68, 6299490), (85, 5039592), (102, 4199660), (120, 3569711), (136, 3149745), (170, 2519796), (204, 2099830), (255, 1679864), (340, 1259898), (408, 1049915), (510, 839932), (680, 629949), (1020, 419966), (2040, 209983)]