71761620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2801}}^1$

素因数の和:2881

約数の個数: 96

約数和(自身を含む): 233485056

約数和(自身を除く): 161723436

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 61, 70, 84, 105, 122, 140, 183, 210, 244, 305, 366, 420, 427, 610, 732, 854, 915, 1220, 1281, 1708, 1830, 2135, 2562, 2801, 3660, 4270, 5124, 5602, 6405, 8403, 8540, 11204, 12810, 14005, 16806, 19607, 25620, 28010, 33612, 39214, 42015, 56020, 58821, 78428, 84030, 98035, 117642, 168060, 170861, 196070, 235284, 294105, 341722, 392140, 512583, 588210, 683444, 854305, 1025166, 1176420, 1196027, 1708610, 2050332, 2392054, 2562915, 3417220, 3588081, 4784108, 5125830, 5980135, 7176162, 10251660, 11960270, 14352324, 17940405, 23920540, 35880810, 71761620]

約数ペア:

[(1, 71761620), (2, 35880810), (3, 23920540), (4, 17940405), (5, 14352324), (6, 11960270), (7, 10251660), (10, 7176162), (12, 5980135), (14, 5125830), (15, 4784108), (20, 3588081), (21, 3417220), (28, 2562915), (30, 2392054), (35, 2050332), (42, 1708610), (60, 1196027), (61, 1176420), (70, 1025166), (84, 854305), (105, 683444), (122, 588210), (140, 512583), (183, 392140), (210, 341722), (244, 294105), (305, 235284), (366, 196070), (420, 170861), (427, 168060), (610, 117642), (732, 98035), (854, 84030), (915, 78428), (1220, 58821), (1281, 56020), (1708, 42015), (1830, 39214), (2135, 33612), (2562, 28010), (2801, 25620), (3660, 19607), (4270, 16806), (5124, 14005), (5602, 12810), (6405, 11204), (8403, 8540)]