2111187120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{1256659}}^1$

素因数の和:1256682

約数の個数: 80

約数和(自身を含む): 7479640320

約数和(自身を除く): 5368453200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 1256659, 2513318, 3769977, 5026636, 6283295, 7539954, 8796613, 10053272, 12566590, 15079908, 17593226, 18849885, 20106544, 25133180, 26389839, 30159816, 35186452, 37699770, 43983065, 50266360, 52779678, 60319632, 70372904, 75399540, 87966130, 100532720, 105559356, 131949195, 140745808, 150799080, 175932260, 211118712, 263898390, 301598160, 351864520, 422237424, 527796780, 703729040, 1055593560, 2111187120]

約数ペア:

[(1, 2111187120), (2, 1055593560), (3, 703729040), (4, 527796780), (5, 422237424), (6, 351864520), (7, 301598160), (8, 263898390), (10, 211118712), (12, 175932260), (14, 150799080), (15, 140745808), (16, 131949195), (20, 105559356), (21, 100532720), (24, 87966130), (28, 75399540), (30, 70372904), (35, 60319632), (40, 52779678), (42, 50266360), (48, 43983065), (56, 37699770), (60, 35186452), (70, 30159816), (80, 26389839), (84, 25133180), (105, 20106544), (112, 18849885), (120, 17593226), (140, 15079908), (168, 12566590), (210, 10053272), (240, 8796613), (280, 7539954), (336, 6283295), (420, 5026636), (560, 3769977), (840, 2513318), (1680, 1256659)]