83856780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{66553}}^1$

素因数の和:66575

約数の個数: 72

約数和(自身を含む): 290707872

約数和(自身を除く): 206851092

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, 66553, 133106, 199659, 266212, 332765, 399318, 465871, 598977, 665530, 798636, 931742, 998295, 1197954, 1331060, 1397613, 1863484, 1996590, 2329355, 2395908, 2795226, 2994885, 3993180, 4192839, 4658710, 5590452, 5989770, 6988065, 8385678, 9317420, 11979540, 13976130, 16771356, 20964195, 27952260, 41928390, 83856780]

約数ペア:

[(1, 83856780), (2, 41928390), (3, 27952260), (4, 20964195), (5, 16771356), (6, 13976130), (7, 11979540), (9, 9317420), (10, 8385678), (12, 6988065), (14, 5989770), (15, 5590452), (18, 4658710), (20, 4192839), (21, 3993180), (28, 2994885), (30, 2795226), (35, 2395908), (36, 2329355), (42, 1996590), (45, 1863484), (60, 1397613), (63, 1331060), (70, 1197954), (84, 998295), (90, 931742), (105, 798636), (126, 665530), (140, 598977), (180, 465871), (210, 399318), (252, 332765), (315, 266212), (420, 199659), (630, 133106), (1260, 66553)]