84990780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{67453}}^1$

素因数の和:67475

約数の個数: 72

約数和(自身を含む): 294639072

約数和(自身を除く): 209648292

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 67453, 134906, 202359, 269812, 337265, 404718, 472171, 607077, 674530, 809436, 944342, 1011795, 1214154, 1349060, 1416513, 1888684, 2023590, 2360855, 2428308, 2833026, 3035385, 4047180, 4249539, 4721710, 5666052, 6070770, 7082565, 8499078, 9443420, 12141540, 14165130, 16998156, 21247695, 28330260, 42495390, 84990780]

約数ペア:

[(1, 84990780), (2, 42495390), (3, 28330260), (4, 21247695), (5, 16998156), (6, 14165130), (7, 12141540), (9, 9443420), (10, 8499078), (12, 7082565), (14, 6070770), (15, 5666052), (18, 4721710), (20, 4249539), (21, 4047180), (28, 3035385), (30, 2833026), (35, 2428308), (36, 2360855), (42, 2023590), (45, 1888684), (60, 1416513), (63, 1349060), (70, 1214154), (84, 1011795), (90, 944342), (105, 809436), (126, 674530), (140, 607077), (180, 472171), (210, 404718), (252, 337265), (315, 269812), (420, 202359), (630, 134906), (1260, 67453)]