128416320

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:282

約数の個数: 224

約数和(自身を含む): 460857600

約数和(自身を除く): 332441280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 89, 90, 96, 108, 120, 135, 144, 160, 167, 178, 180, 192, 216, 240, 267, 270, 288, 320, 334, 356, 360, 432, 445, 480, 501, 534, 540, 576, 668, 712, 720, 801, 835, 864, 890, 960, 1002, 1068, 1080, 1335, 1336, 1424, 1440, 1503, 1602, 1670, 1728, 1780, 2004, 2136, 2160, 2403, 2505, 2670, 2672, 2848, 2880, 3006, 3204, 3340, 3560, 4005, 4008, 4272, 4320, 4509, 4806, 5010, 5340, 5344, 5696, 6012, 6408, 6680, 7120, 7515, 8010, 8016, 8544, 8640, 9018, 9612, 10020, 10680, 10688, 12015, 12024, 12816, 13360, 14240, 14863, 15030, 16020, 16032, 17088, 18036, 19224, 20040, 21360, 22545, 24030, 24048, 25632, 26720, 28480, 29726, 30060, 32040, 32064, 36072, 38448, 40080, 42720, 44589, 45090, 48060, 48096, 51264, 53440, 59452, 60120, 64080, 72144, 74315, 76896, 80160, 85440, 89178, 90180, 96120, 96192, 118904, 120240, 128160, 133767, 144288, 148630, 153792, 160320, 178356, 180360, 192240, 222945, 237808, 240480, 256320, 267534, 288576, 297260, 356712, 360720, 384480, 401301, 445890, 475616, 480960, 535068, 594520, 668835, 713424, 721440, 768960, 802602, 891780, 951232, 1070136, 1189040, 1337670, 1426848, 1442880, 1605204, 1783560, 2006505, 2140272, 2378080, 2675340, 2853696, 3210408, 3567120, 4013010, 4280544, 4756160, 5350680, 6420816, 7134240, 8026020, 8561088, 10701360, 12841632, 14268480, 16052040, 21402720, 25683264, 32104080, 42805440, 64208160, 128416320]

約数ペア:

[(1, 128416320), (2, 64208160), (3, 42805440), (4, 32104080), (5, 25683264), (6, 21402720), (8, 16052040), (9, 14268480), (10, 12841632), (12, 10701360), (15, 8561088), (16, 8026020), (18, 7134240), (20, 6420816), (24, 5350680), (27, 4756160), (30, 4280544), (32, 4013010), (36, 3567120), (40, 3210408), (45, 2853696), (48, 2675340), (54, 2378080), (60, 2140272), (64, 2006505), (72, 1783560), (80, 1605204), (89, 1442880), (90, 1426848), (96, 1337670), (108, 1189040), (120, 1070136), (135, 951232), (144, 891780), (160, 802602), (167, 768960), (178, 721440), (180, 713424), (192, 668835), (216, 594520), (240, 535068), (267, 480960), (270, 475616), (288, 445890), (320, 401301), (334, 384480), (356, 360720), (360, 356712), (432, 297260), (445, 288576), (480, 267534), (501, 256320), (534, 240480), (540, 237808), (576, 222945), (668, 192240), (712, 180360), (720, 178356), (801, 160320), (835, 153792), (864, 148630), (890, 144288), (960, 133767), (1002, 128160), (1068, 120240), (1080, 118904), (1335, 96192), (1336, 96120), (1424, 90180), (1440, 89178), (1503, 85440), (1602, 80160), (1670, 76896), (1728, 74315), (1780, 72144), (2004, 64080), (2136, 60120), (2160, 59452), (2403, 53440), (2505, 51264), (2670, 48096), (2672, 48060), (2848, 45090), (2880, 44589), (3006, 42720), (3204, 40080), (3340, 38448), (3560, 36072), (4005, 32064), (4008, 32040), (4272, 30060), (4320, 29726), (4509, 28480), (4806, 26720), (5010, 25632), (5340, 24048), (5344, 24030), (5696, 22545), (6012, 21360), (6408, 20040), (6680, 19224), (7120, 18036), (7515, 17088), (8010, 16032), (8016, 16020), (8544, 15030), (8640, 14863), (9018, 14240), (9612, 13360), (10020, 12816), (10680, 12024), (10688, 12015)]