498619280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{2903}}^1$

素因数の和:3048

約数の個数: 80

約数和(自身を含む): 1231528320

約数和(自身を除く): 732909040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 113, 152, 190, 226, 304, 380, 452, 565, 760, 904, 1130, 1520, 1808, 2147, 2260, 2903, 4294, 4520, 5806, 8588, 9040, 10735, 11612, 14515, 17176, 21470, 23224, 29030, 34352, 42940, 46448, 55157, 58060, 85880, 110314, 116120, 171760, 220628, 232240, 275785, 328039, 441256, 551570, 656078, 882512, 1103140, 1312156, 1640195, 2206280, 2624312, 3280390, 4412560, 5248624, 6232741, 6560780, 12465482, 13121560, 24930964, 26243120, 31163705, 49861928, 62327410, 99723856, 124654820, 249309640, 498619280]

約数ペア:

[(1, 498619280), (2, 249309640), (4, 124654820), (5, 99723856), (8, 62327410), (10, 49861928), (16, 31163705), (19, 26243120), (20, 24930964), (38, 13121560), (40, 12465482), (76, 6560780), (80, 6232741), (95, 5248624), (113, 4412560), (152, 3280390), (190, 2624312), (226, 2206280), (304, 1640195), (380, 1312156), (452, 1103140), (565, 882512), (760, 656078), (904, 551570), (1130, 441256), (1520, 328039), (1808, 275785), (2147, 232240), (2260, 220628), (2903, 171760), (4294, 116120), (4520, 110314), (5806, 85880), (8588, 58060), (9040, 55157), (10735, 46448), (11612, 42940), (14515, 34352), (17176, 29030), (21470, 23224)]