1206990120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{7523}}^1$

素因数の和:7735

約数の個数: 128

約数和(自身を含む): 4160471040

約数和(自身を除く): 2953480920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 191, 210, 280, 382, 420, 573, 764, 840, 955, 1146, 1337, 1528, 1910, 2292, 2674, 2865, 3820, 4011, 4584, 5348, 5730, 6685, 7523, 7640, 8022, 10696, 11460, 13370, 15046, 16044, 20055, 22569, 22920, 26740, 30092, 32088, 37615, 40110, 45138, 52661, 53480, 60184, 75230, 80220, 90276, 105322, 112845, 150460, 157983, 160440, 180552, 210644, 225690, 263305, 300920, 315966, 421288, 451380, 526610, 631932, 789915, 902760, 1053220, 1263864, 1436893, 1579830, 2106440, 2873786, 3159660, 4310679, 5747572, 6319320, 7184465, 8621358, 10058251, 11495144, 14368930, 17242716, 20116502, 21553395, 28737860, 30174753, 34485432, 40233004, 43106790, 50291255, 57475720, 60349506, 80466008, 86213580, 100582510, 120699012, 150873765, 172427160, 201165020, 241398024, 301747530, 402330040, 603495060, 1206990120]

約数ペア:

[(1, 1206990120), (2, 603495060), (3, 402330040), (4, 301747530), (5, 241398024), (6, 201165020), (7, 172427160), (8, 150873765), (10, 120699012), (12, 100582510), (14, 86213580), (15, 80466008), (20, 60349506), (21, 57475720), (24, 50291255), (28, 43106790), (30, 40233004), (35, 34485432), (40, 30174753), (42, 28737860), (56, 21553395), (60, 20116502), (70, 17242716), (84, 14368930), (105, 11495144), (120, 10058251), (140, 8621358), (168, 7184465), (191, 6319320), (210, 5747572), (280, 4310679), (382, 3159660), (420, 2873786), (573, 2106440), (764, 1579830), (840, 1436893), (955, 1263864), (1146, 1053220), (1337, 902760), (1528, 789915), (1910, 631932), (2292, 526610), (2674, 451380), (2865, 421288), (3820, 315966), (4011, 300920), (4584, 263305), (5348, 225690), (5730, 210644), (6685, 180552), (7523, 160440), (7640, 157983), (8022, 150460), (10696, 112845), (11460, 105322), (13370, 90276), (15046, 80220), (16044, 75230), (20055, 60184), (22569, 53480), (22920, 52661), (26740, 45138), (30092, 40110), (32088, 37615)]