201440520

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{787}}^1$

素因数の和:889

約数の個数: 160

約数和(自身を含む): 686505600

約数和(自身を除く): 485065080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 79, 81, 90, 108, 120, 135, 158, 162, 180, 216, 237, 270, 316, 324, 360, 395, 405, 474, 540, 632, 648, 711, 787, 790, 810, 948, 1080, 1185, 1422, 1574, 1580, 1620, 1896, 2133, 2361, 2370, 2844, 3148, 3160, 3240, 3555, 3935, 4266, 4722, 4740, 5688, 6296, 6399, 7083, 7110, 7870, 8532, 9444, 9480, 10665, 11805, 12798, 14166, 14220, 15740, 17064, 18888, 21249, 21330, 23610, 25596, 28332, 28440, 31480, 31995, 35415, 42498, 42660, 47220, 51192, 56664, 62173, 63747, 63990, 70830, 84996, 85320, 94440, 106245, 124346, 127494, 127980, 141660, 169992, 186519, 212490, 248692, 254988, 255960, 283320, 310865, 318735, 373038, 424980, 497384, 509976, 559557, 621730, 637470, 746076, 849960, 932595, 1119114, 1243460, 1274940, 1492152, 1678671, 1865190, 2238228, 2486920, 2549880, 2797785, 3357342, 3730380, 4476456, 5036013, 5595570, 6714684, 7460760, 8393355, 10072026, 11191140, 13429368, 16786710, 20144052, 22382280, 25180065, 33573420, 40288104, 50360130, 67146840, 100720260, 201440520]

約数ペア:

[(1, 201440520), (2, 100720260), (3, 67146840), (4, 50360130), (5, 40288104), (6, 33573420), (8, 25180065), (9, 22382280), (10, 20144052), (12, 16786710), (15, 13429368), (18, 11191140), (20, 10072026), (24, 8393355), (27, 7460760), (30, 6714684), (36, 5595570), (40, 5036013), (45, 4476456), (54, 3730380), (60, 3357342), (72, 2797785), (79, 2549880), (81, 2486920), (90, 2238228), (108, 1865190), (120, 1678671), (135, 1492152), (158, 1274940), (162, 1243460), (180, 1119114), (216, 932595), (237, 849960), (270, 746076), (316, 637470), (324, 621730), (360, 559557), (395, 509976), (405, 497384), (474, 424980), (540, 373038), (632, 318735), (648, 310865), (711, 283320), (787, 255960), (790, 254988), (810, 248692), (948, 212490), (1080, 186519), (1185, 169992), (1422, 141660), (1574, 127980), (1580, 127494), (1620, 124346), (1896, 106245), (2133, 94440), (2361, 85320), (2370, 84996), (2844, 70830), (3148, 63990), (3160, 63747), (3240, 62173), (3555, 56664), (3935, 51192), (4266, 47220), (4722, 42660), (4740, 42498), (5688, 35415), (6296, 31995), (6399, 31480), (7083, 28440), (7110, 28332), (7870, 25596), (8532, 23610), (9444, 21330), (9480, 21249), (10665, 18888), (11805, 17064), (12798, 15740), (14166, 14220)]