1330783180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^3\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:264

約数の個数: 96

約数和(自身を含む): 3010392000

約数和(自身を除く): 1679608820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 89, 95, 109, 178, 190, 218, 356, 361, 380, 436, 445, 545, 722, 890, 1090, 1444, 1691, 1780, 1805, 2071, 2180, 3382, 3610, 4142, 6764, 6859, 7220, 8284, 8455, 9701, 10355, 13718, 16910, 19402, 20710, 27436, 32129, 33820, 34295, 38804, 39349, 41420, 48505, 64258, 68590, 78698, 97010, 128516, 137180, 157396, 160645, 184319, 194020, 196745, 321290, 368638, 393490, 610451, 642580, 737276, 747631, 786980, 921595, 1220902, 1495262, 1843190, 2441804, 2990524, 3052255, 3502061, 3686380, 3738155, 6104510, 7004122, 7476310, 12209020, 14008244, 14952620, 17510305, 35020610, 66539159, 70041220, 133078318, 266156636, 332695795, 665391590, 1330783180]

約数ペア:

[(1, 1330783180), (2, 665391590), (4, 332695795), (5, 266156636), (10, 133078318), (19, 70041220), (20, 66539159), (38, 35020610), (76, 17510305), (89, 14952620), (95, 14008244), (109, 12209020), (178, 7476310), (190, 7004122), (218, 6104510), (356, 3738155), (361, 3686380), (380, 3502061), (436, 3052255), (445, 2990524), (545, 2441804), (722, 1843190), (890, 1495262), (1090, 1220902), (1444, 921595), (1691, 786980), (1780, 747631), (1805, 737276), (2071, 642580), (2180, 610451), (3382, 393490), (3610, 368638), (4142, 321290), (6764, 196745), (6859, 194020), (7220, 184319), (8284, 160645), (8455, 157396), (9701, 137180), (10355, 128516), (13718, 97010), (16910, 78698), (19402, 68590), (20710, 64258), (27436, 48505), (32129, 41420), (33820, 39349), (34295, 38804)]