201441520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5897}}^1$

素因数の和:5978

約数の個数: 80

約数和(自身を含む): 544125888

約数和(自身を除く): 342684368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 280, 305, 427, 488, 560, 610, 854, 976, 1220, 1708, 2135, 2440, 3416, 4270, 4880, 5897, 6832, 8540, 11794, 17080, 23588, 29485, 34160, 41279, 47176, 58970, 82558, 94352, 117940, 165116, 206395, 235880, 330232, 359717, 412790, 471760, 660464, 719434, 825580, 1438868, 1651160, 1798585, 2518019, 2877736, 3302320, 3597170, 5036038, 5755472, 7194340, 10072076, 12590095, 14388680, 20144152, 25180190, 28777360, 40288304, 50360380, 100720760, 201441520]

約数ペア:

[(1, 201441520), (2, 100720760), (4, 50360380), (5, 40288304), (7, 28777360), (8, 25180190), (10, 20144152), (14, 14388680), (16, 12590095), (20, 10072076), (28, 7194340), (35, 5755472), (40, 5036038), (56, 3597170), (61, 3302320), (70, 2877736), (80, 2518019), (112, 1798585), (122, 1651160), (140, 1438868), (244, 825580), (280, 719434), (305, 660464), (427, 471760), (488, 412790), (560, 359717), (610, 330232), (854, 235880), (976, 206395), (1220, 165116), (1708, 117940), (2135, 94352), (2440, 82558), (3416, 58970), (4270, 47176), (4880, 41279), (5897, 34160), (6832, 29485), (8540, 23588), (11794, 17080)]