1720838520

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5711}}^1$

素因数の和:5768

約数の個数: 192

約数和(自身を含む): 5988003840

約数和(自身を除く): 4267165320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 81, 90, 93, 108, 120, 124, 135, 155, 162, 180, 186, 216, 243, 248, 270, 279, 310, 324, 360, 372, 405, 465, 486, 540, 558, 620, 648, 744, 810, 837, 930, 972, 1080, 1116, 1215, 1240, 1395, 1620, 1674, 1860, 1944, 2232, 2430, 2511, 2790, 3240, 3348, 3720, 4185, 4860, 5022, 5580, 5711, 6696, 7533, 8370, 9720, 10044, 11160, 11422, 12555, 15066, 16740, 17133, 20088, 22844, 25110, 28555, 30132, 33480, 34266, 37665, 45688, 50220, 51399, 57110, 60264, 68532, 75330, 85665, 100440, 102798, 114220, 137064, 150660, 154197, 171330, 177041, 205596, 228440, 256995, 301320, 308394, 342660, 354082, 411192, 462591, 513990, 531123, 616788, 685320, 708164, 770985, 885205, 925182, 1027980, 1062246, 1233576, 1387773, 1416328, 1541970, 1593369, 1770410, 1850364, 2055960, 2124492, 2312955, 2655615, 2775546, 3083940, 3186738, 3540820, 3700728, 4248984, 4625910, 4780107, 5311230, 5551092, 6167880, 6373476, 6938865, 7081640, 7966845, 9251820, 9560214, 10622460, 11102184, 12746952, 13877730, 14340321, 15933690, 18503640, 19120428, 21244920, 23900535, 27755460, 28680642, 31867380, 38240856, 43020963, 47801070, 55510920, 57361284, 63734760, 71701605, 86041926, 95602140, 114722568, 143403210, 172083852, 191204280, 215104815, 286806420, 344167704, 430209630, 573612840, 860419260, 1720838520]

約数ペア:

[(1, 1720838520), (2, 860419260), (3, 573612840), (4, 430209630), (5, 344167704), (6, 286806420), (8, 215104815), (9, 191204280), (10, 172083852), (12, 143403210), (15, 114722568), (18, 95602140), (20, 86041926), (24, 71701605), (27, 63734760), (30, 57361284), (31, 55510920), (36, 47801070), (40, 43020963), (45, 38240856), (54, 31867380), (60, 28680642), (62, 27755460), (72, 23900535), (81, 21244920), (90, 19120428), (93, 18503640), (108, 15933690), (120, 14340321), (124, 13877730), (135, 12746952), (155, 11102184), (162, 10622460), (180, 9560214), (186, 9251820), (216, 7966845), (243, 7081640), (248, 6938865), (270, 6373476), (279, 6167880), (310, 5551092), (324, 5311230), (360, 4780107), (372, 4625910), (405, 4248984), (465, 3700728), (486, 3540820), (540, 3186738), (558, 3083940), (620, 2775546), (648, 2655615), (744, 2312955), (810, 2124492), (837, 2055960), (930, 1850364), (972, 1770410), (1080, 1593369), (1116, 1541970), (1215, 1416328), (1240, 1387773), (1395, 1233576), (1620, 1062246), (1674, 1027980), (1860, 925182), (1944, 885205), (2232, 770985), (2430, 708164), (2511, 685320), (2790, 616788), (3240, 531123), (3348, 513990), (3720, 462591), (4185, 411192), (4860, 354082), (5022, 342660), (5580, 308394), (5711, 301320), (6696, 256995), (7533, 228440), (8370, 205596), (9720, 177041), (10044, 171330), (11160, 154197), (11422, 150660), (12555, 137064), (15066, 114220), (16740, 102798), (17133, 100440), (20088, 85665), (22844, 75330), (25110, 68532), (28555, 60264), (30132, 57110), (33480, 51399), (34266, 50220), (37665, 45688)]