280414080

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{547}}^1$

素因数の和:661

約数の個数: 192

約数和(自身を含む): 980974800

約数和(自身を除く): 700560720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 89, 90, 96, 120, 128, 144, 160, 178, 180, 192, 240, 267, 288, 320, 356, 360, 384, 445, 480, 534, 547, 576, 640, 712, 720, 801, 890, 960, 1068, 1094, 1152, 1335, 1424, 1440, 1602, 1641, 1780, 1920, 2136, 2188, 2670, 2735, 2848, 2880, 3204, 3282, 3560, 4005, 4272, 4376, 4923, 5340, 5470, 5696, 5760, 6408, 6564, 7120, 8010, 8205, 8544, 8752, 9846, 10680, 10940, 11392, 12816, 13128, 14240, 16020, 16410, 17088, 17504, 19692, 21360, 21880, 24615, 25632, 26256, 28480, 32040, 32820, 34176, 35008, 39384, 42720, 43760, 48683, 49230, 51264, 52512, 56960, 64080, 65640, 70016, 78768, 85440, 87520, 97366, 98460, 102528, 105024, 128160, 131280, 146049, 157536, 170880, 175040, 194732, 196920, 210048, 243415, 256320, 262560, 292098, 315072, 350080, 389464, 393840, 438147, 486830, 512640, 525120, 584196, 630144, 730245, 778928, 787680, 876294, 973660, 1050240, 1168392, 1460490, 1557856, 1575360, 1752588, 1947320, 2190735, 2336784, 2920980, 3115712, 3150720, 3505176, 3894640, 4381470, 4673568, 5841960, 6231424, 7010352, 7789280, 8762940, 9347136, 11683920, 14020704, 15578560, 17525880, 18694272, 23367840, 28041408, 31157120, 35051760, 46735680, 56082816, 70103520, 93471360, 140207040, 280414080]

約数ペア:

[(1, 280414080), (2, 140207040), (3, 93471360), (4, 70103520), (5, 56082816), (6, 46735680), (8, 35051760), (9, 31157120), (10, 28041408), (12, 23367840), (15, 18694272), (16, 17525880), (18, 15578560), (20, 14020704), (24, 11683920), (30, 9347136), (32, 8762940), (36, 7789280), (40, 7010352), (45, 6231424), (48, 5841960), (60, 4673568), (64, 4381470), (72, 3894640), (80, 3505176), (89, 3150720), (90, 3115712), (96, 2920980), (120, 2336784), (128, 2190735), (144, 1947320), (160, 1752588), (178, 1575360), (180, 1557856), (192, 1460490), (240, 1168392), (267, 1050240), (288, 973660), (320, 876294), (356, 787680), (360, 778928), (384, 730245), (445, 630144), (480, 584196), (534, 525120), (547, 512640), (576, 486830), (640, 438147), (712, 393840), (720, 389464), (801, 350080), (890, 315072), (960, 292098), (1068, 262560), (1094, 256320), (1152, 243415), (1335, 210048), (1424, 196920), (1440, 194732), (1602, 175040), (1641, 170880), (1780, 157536), (1920, 146049), (2136, 131280), (2188, 128160), (2670, 105024), (2735, 102528), (2848, 98460), (2880, 97366), (3204, 87520), (3282, 85440), (3560, 78768), (4005, 70016), (4272, 65640), (4376, 64080), (4923, 56960), (5340, 52512), (5470, 51264), (5696, 49230), (5760, 48683), (6408, 43760), (6564, 42720), (7120, 39384), (8010, 35008), (8205, 34176), (8544, 32820), (8752, 32040), (9846, 28480), (10680, 26256), (10940, 25632), (11392, 24615), (12816, 21880), (13128, 21360), (14240, 19692), (16020, 17504), (16410, 17088)]