215393580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4289}}^1$

素因数の和:4341

約数の個数: 120

約数和(自身を含む): 697656960

約数和(自身を除く): 482263380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 270, 279, 310, 324, 372, 405, 465, 540, 558, 620, 810, 837, 930, 1116, 1395, 1620, 1674, 1860, 2511, 2790, 3348, 4185, 4289, 5022, 5580, 8370, 8578, 10044, 12555, 12867, 16740, 17156, 21445, 25110, 25734, 38601, 42890, 50220, 51468, 64335, 77202, 85780, 115803, 128670, 132959, 154404, 193005, 231606, 257340, 265918, 347409, 386010, 398877, 463212, 531836, 579015, 664795, 694818, 772020, 797754, 1158030, 1196631, 1329590, 1389636, 1595508, 1737045, 1994385, 2316060, 2393262, 2659180, 3474090, 3589893, 3988770, 4786524, 5983155, 6948180, 7179786, 7977540, 10769679, 11966310, 14359572, 17949465, 21539358, 23932620, 35898930, 43078716, 53848395, 71797860, 107696790, 215393580]

約数ペア:

[(1, 215393580), (2, 107696790), (3, 71797860), (4, 53848395), (5, 43078716), (6, 35898930), (9, 23932620), (10, 21539358), (12, 17949465), (15, 14359572), (18, 11966310), (20, 10769679), (27, 7977540), (30, 7179786), (31, 6948180), (36, 5983155), (45, 4786524), (54, 3988770), (60, 3589893), (62, 3474090), (81, 2659180), (90, 2393262), (93, 2316060), (108, 1994385), (124, 1737045), (135, 1595508), (155, 1389636), (162, 1329590), (180, 1196631), (186, 1158030), (270, 797754), (279, 772020), (310, 694818), (324, 664795), (372, 579015), (405, 531836), (465, 463212), (540, 398877), (558, 386010), (620, 347409), (810, 265918), (837, 257340), (930, 231606), (1116, 193005), (1395, 154404), (1620, 132959), (1674, 128670), (1860, 115803), (2511, 85780), (2790, 77202), (3348, 64335), (4185, 51468), (4289, 50220), (5022, 42890), (5580, 38601), (8370, 25734), (8578, 25110), (10044, 21445), (12555, 17156), (12867, 16740)]