305520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:102

約数の個数: 80

約数和(自身を含む): 1011840

約数和(自身を除く): 706320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 67, 76, 80, 95, 114, 120, 134, 152, 190, 201, 228, 240, 268, 285, 304, 335, 380, 402, 456, 536, 570, 670, 760, 804, 912, 1005, 1072, 1140, 1273, 1340, 1520, 1608, 2010, 2280, 2546, 2680, 3216, 3819, 4020, 4560, 5092, 5360, 6365, 7638, 8040, 10184, 12730, 15276, 16080, 19095, 20368, 25460, 30552, 38190, 50920, 61104, 76380, 101840, 152760, 305520]

約数ペア:

[(1, 305520), (2, 152760), (3, 101840), (4, 76380), (5, 61104), (6, 50920), (8, 38190), (10, 30552), (12, 25460), (15, 20368), (16, 19095), (19, 16080), (20, 15276), (24, 12730), (30, 10184), (38, 8040), (40, 7638), (48, 6365), (57, 5360), (60, 5092), (67, 4560), (76, 4020), (80, 3819), (95, 3216), (114, 2680), (120, 2546), (134, 2280), (152, 2010), (190, 1608), (201, 1520), (228, 1340), (240, 1273), (268, 1140), (285, 1072), (304, 1005), (335, 912), (380, 804), (402, 760), (456, 670), (536, 570)]