89899920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11351}}^1$

素因数の和:11381

約数の個数: 120

約数和(自身を含む): 329389632

約数和(自身を除く): 239489712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 11351, 22702, 34053, 45404, 56755, 68106, 90808, 102159, 113510, 124861, 136212, 170265, 181616, 204318, 227020, 249722, 272424, 340530, 374583, 408636, 454040, 499444, 510795, 544848, 624305, 681060, 749166, 817272, 908080, 998888, 1021590, 1123749, 1248610, 1362120, 1498332, 1634544, 1872915, 1997776, 2043180, 2247498, 2497220, 2724240, 2996664, 3745830, 4086360, 4494996, 4994440, 5618745, 5993328, 7491660, 8172720, 8989992, 9988880, 11237490, 14983320, 17979984, 22474980, 29966640, 44949960, 89899920]

約数ペア:

[(1, 89899920), (2, 44949960), (3, 29966640), (4, 22474980), (5, 17979984), (6, 14983320), (8, 11237490), (9, 9988880), (10, 8989992), (11, 8172720), (12, 7491660), (15, 5993328), (16, 5618745), (18, 4994440), (20, 4494996), (22, 4086360), (24, 3745830), (30, 2996664), (33, 2724240), (36, 2497220), (40, 2247498), (44, 2043180), (45, 1997776), (48, 1872915), (55, 1634544), (60, 1498332), (66, 1362120), (72, 1248610), (80, 1123749), (88, 1021590), (90, 998888), (99, 908080), (110, 817272), (120, 749166), (132, 681060), (144, 624305), (165, 544848), (176, 510795), (180, 499444), (198, 454040), (220, 408636), (240, 374583), (264, 340530), (330, 272424), (360, 249722), (396, 227020), (440, 204318), (495, 181616), (528, 170265), (660, 136212), (720, 124861), (792, 113510), (880, 102159), (990, 90808), (1320, 68106), (1584, 56755), (1980, 45404), (2640, 34053), (3960, 22702), (7920, 11351)]