1581360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{599}}^1$

素因数の和:626

約数の個数: 80

約数和(自身を含む): 5356800

約数和(自身を除く): 3775440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 599, 660, 880, 1198, 1320, 1797, 2396, 2640, 2995, 3594, 4792, 5990, 6589, 7188, 8985, 9584, 11980, 13178, 14376, 17970, 19767, 23960, 26356, 28752, 32945, 35940, 39534, 47920, 52712, 65890, 71880, 79068, 98835, 105424, 131780, 143760, 158136, 197670, 263560, 316272, 395340, 527120, 790680, 1581360]

約数ペア:

[(1, 1581360), (2, 790680), (3, 527120), (4, 395340), (5, 316272), (6, 263560), (8, 197670), (10, 158136), (11, 143760), (12, 131780), (15, 105424), (16, 98835), (20, 79068), (22, 71880), (24, 65890), (30, 52712), (33, 47920), (40, 39534), (44, 35940), (48, 32945), (55, 28752), (60, 26356), (66, 23960), (80, 19767), (88, 17970), (110, 14376), (120, 13178), (132, 11980), (165, 9584), (176, 8985), (220, 7188), (240, 6589), (264, 5990), (330, 4792), (440, 3594), (528, 2995), (599, 2640), (660, 2396), (880, 1797), (1198, 1320)]