312309080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{4951}}^1$

素因数の和:5064

約数の個数: 64

約数和(自身を含む): 748742400

約数和(自身を除く): 436433320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 83, 95, 152, 166, 190, 332, 380, 415, 664, 760, 830, 1577, 1660, 3154, 3320, 4951, 6308, 7885, 9902, 12616, 15770, 19804, 24755, 31540, 39608, 49510, 63080, 94069, 99020, 188138, 198040, 376276, 410933, 470345, 752552, 821866, 940690, 1643732, 1881380, 2054665, 3287464, 3762760, 4109330, 7807727, 8218660, 15615454, 16437320, 31230908, 39038635, 62461816, 78077270, 156154540, 312309080]

約数ペア:

[(1, 312309080), (2, 156154540), (4, 78077270), (5, 62461816), (8, 39038635), (10, 31230908), (19, 16437320), (20, 15615454), (38, 8218660), (40, 7807727), (76, 4109330), (83, 3762760), (95, 3287464), (152, 2054665), (166, 1881380), (190, 1643732), (332, 940690), (380, 821866), (415, 752552), (664, 470345), (760, 410933), (830, 376276), (1577, 198040), (1660, 188138), (3154, 99020), (3320, 94069), (4951, 63080), (6308, 49510), (7885, 39608), (9902, 31540), (12616, 24755), (15770, 19804)]