356305480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{1237}}^1$

素因数の和:1646

約数の個数: 64

約数和(自身を含む): 846792000

約数和(自身を除く): 490486520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 379, 380, 758, 760, 1237, 1516, 1895, 2474, 3032, 3790, 4948, 6185, 7201, 7580, 9896, 12370, 14402, 15160, 23503, 24740, 28804, 36005, 47006, 49480, 57608, 72010, 94012, 117515, 144020, 188024, 235030, 288040, 468823, 470060, 937646, 940120, 1875292, 2344115, 3750584, 4688230, 8907637, 9376460, 17815274, 18752920, 35630548, 44538185, 71261096, 89076370, 178152740, 356305480]

約数ペア:

[(1, 356305480), (2, 178152740), (4, 89076370), (5, 71261096), (8, 44538185), (10, 35630548), (19, 18752920), (20, 17815274), (38, 9376460), (40, 8907637), (76, 4688230), (95, 3750584), (152, 2344115), (190, 1875292), (379, 940120), (380, 937646), (758, 470060), (760, 468823), (1237, 288040), (1516, 235030), (1895, 188024), (2474, 144020), (3032, 117515), (3790, 94012), (4948, 72010), (6185, 57608), (7201, 49480), (7580, 47006), (9896, 36005), (12370, 28804), (14402, 24740), (15160, 23503)]