12211920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{2423}}^1$

素因数の和:2449

約数の個数: 120

約数和(自身を含む): 46889856

約数和(自身を除く): 34677936

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2423, 2520, 4846, 5040, 7269, 9692, 12115, 14538, 16961, 19384, 21807, 24230, 29076, 33922, 36345, 38768, 43614, 48460, 50883, 58152, 67844, 72690, 84805, 87228, 96920, 101766, 109035, 116304, 135688, 145380, 152649, 169610, 174456, 193840, 203532, 218070, 254415, 271376, 290760, 305298, 339220, 348912, 407064, 436140, 508830, 581520, 610596, 678440, 763245, 814128, 872280, 1017660, 1221192, 1356880, 1526490, 1744560, 2035320, 2442384, 3052980, 4070640, 6105960, 12211920]

約数ペア:

[(1, 12211920), (2, 6105960), (3, 4070640), (4, 3052980), (5, 2442384), (6, 2035320), (7, 1744560), (8, 1526490), (9, 1356880), (10, 1221192), (12, 1017660), (14, 872280), (15, 814128), (16, 763245), (18, 678440), (20, 610596), (21, 581520), (24, 508830), (28, 436140), (30, 407064), (35, 348912), (36, 339220), (40, 305298), (42, 290760), (45, 271376), (48, 254415), (56, 218070), (60, 203532), (63, 193840), (70, 174456), (72, 169610), (80, 152649), (84, 145380), (90, 135688), (105, 116304), (112, 109035), (120, 101766), (126, 96920), (140, 87228), (144, 84805), (168, 72690), (180, 67844), (210, 58152), (240, 50883), (252, 48460), (280, 43614), (315, 38768), (336, 36345), (360, 33922), (420, 29076), (504, 24230), (560, 21807), (630, 19384), (720, 16961), (840, 14538), (1008, 12115), (1260, 9692), (1680, 7269), (2423, 5040), (2520, 4846)]