83970180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{66643}}^1$

素因数の和:66665

約数の個数: 72

約数和(自身を含む): 291100992

約数和(自身を除く): 207130812

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, 66643, 133286, 199929, 266572, 333215, 399858, 466501, 599787, 666430, 799716, 933002, 999645, 1199574, 1332860, 1399503, 1866004, 1999290, 2332505, 2399148, 2799006, 2998935, 3998580, 4198509, 4665010, 5598012, 5997870, 6997515, 8397018, 9330020, 11995740, 13995030, 16794036, 20992545, 27990060, 41985090, 83970180]

約数ペア:

[(1, 83970180), (2, 41985090), (3, 27990060), (4, 20992545), (5, 16794036), (6, 13995030), (7, 11995740), (9, 9330020), (10, 8397018), (12, 6997515), (14, 5997870), (15, 5598012), (18, 4665010), (20, 4198509), (21, 3998580), (28, 2998935), (30, 2799006), (35, 2399148), (36, 2332505), (42, 1999290), (45, 1866004), (60, 1399503), (63, 1332860), (70, 1199574), (84, 999645), (90, 933002), (105, 799716), (126, 666430), (140, 599787), (180, 466501), (210, 399858), (252, 333215), (315, 266572), (420, 199929), (630, 133286), (1260, 66643)]