255243240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{101287}}^1$

素因数の和:101311

約数の個数: 96

約数和(自身を含む): 948055680

約数和(自身を除く): 692812440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 101287, 202574, 303861, 405148, 506435, 607722, 709009, 810296, 911583, 1012870, 1215444, 1418018, 1519305, 1823166, 2025740, 2127027, 2430888, 2836036, 3038610, 3545045, 3646332, 4051480, 4254054, 4557915, 5672072, 6077220, 6381081, 7090090, 7292664, 8508108, 9115830, 10635135, 12154440, 12762162, 14180180, 17016216, 18231660, 21270270, 25524324, 28360360, 31905405, 36463320, 42540540, 51048648, 63810810, 85081080, 127621620, 255243240]

約数ペア:

[(1, 255243240), (2, 127621620), (3, 85081080), (4, 63810810), (5, 51048648), (6, 42540540), (7, 36463320), (8, 31905405), (9, 28360360), (10, 25524324), (12, 21270270), (14, 18231660), (15, 17016216), (18, 14180180), (20, 12762162), (21, 12154440), (24, 10635135), (28, 9115830), (30, 8508108), (35, 7292664), (36, 7090090), (40, 6381081), (42, 6077220), (45, 5672072), (56, 4557915), (60, 4254054), (63, 4051480), (70, 3646332), (72, 3545045), (84, 3038610), (90, 2836036), (105, 2430888), (120, 2127027), (126, 2025740), (140, 1823166), (168, 1519305), (180, 1418018), (210, 1215444), (252, 1012870), (280, 911583), (315, 810296), (360, 709009), (420, 607722), (504, 506435), (630, 405148), (840, 303861), (1260, 202574), (2520, 101287)]