155116215

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:374

約数の個数: 80

約数和(自身を含む): 294814080

約数和(自身を除く): 139697865

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 47, 81, 87, 135, 141, 145, 235, 261, 281, 405, 423, 435, 705, 783, 843, 1269, 1305, 1363, 1405, 2115, 2349, 2529, 3807, 3915, 4089, 4215, 6345, 6815, 7587, 8149, 11745, 12267, 12645, 13207, 19035, 20445, 22761, 24447, 36801, 37935, 39621, 40745, 61335, 66035, 73341, 110403, 113805, 118863, 122235, 184005, 198105, 220023, 356589, 366705, 383003, 552015, 594315, 660069, 1069767, 1100115, 1149009, 1782945, 1915015, 3300345, 3447027, 5348835, 5745045, 10341081, 17235135, 31023243, 51705405, 155116215]

約数ペア:

[(1, 155116215), (3, 51705405), (5, 31023243), (9, 17235135), (15, 10341081), (27, 5745045), (29, 5348835), (45, 3447027), (47, 3300345), (81, 1915015), (87, 1782945), (135, 1149009), (141, 1100115), (145, 1069767), (235, 660069), (261, 594315), (281, 552015), (405, 383003), (423, 366705), (435, 356589), (705, 220023), (783, 198105), (843, 184005), (1269, 122235), (1305, 118863), (1363, 113805), (1405, 110403), (2115, 73341), (2349, 66035), (2529, 61335), (3807, 40745), (3915, 39621), (4089, 37935), (4215, 36801), (6345, 24447), (6815, 22761), (7587, 20445), (8149, 19035), (11745, 13207), (12267, 12645)]