428768640

素因数分解:

$2^7\times 3^6\times 5^1\times {\mathrm{919}}^1$

素因数の和:956

約数の個数: 224

約数和(自身を含む): 1538506800

約数和(自身を除く): 1109738160

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, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 729, 810, 864, 919, 960, 972, 1080, 1152, 1215, 1296, 1440, 1458, 1620, 1728, 1838, 1920, 1944, 2160, 2430, 2592, 2757, 2880, 2916, 3240, 3456, 3645, 3676, 3888, 4320, 4595, 4860, 5184, 5514, 5760, 5832, 6480, 7290, 7352, 7776, 8271, 8640, 9190, 9720, 10368, 11028, 11664, 12960, 13785, 14580, 14704, 15552, 16542, 17280, 18380, 19440, 22056, 23328, 24813, 25920, 27570, 29160, 29408, 31104, 33084, 36760, 38880, 41355, 44112, 46656, 49626, 51840, 55140, 58320, 58816, 66168, 73520, 74439, 77760, 82710, 88224, 93312, 99252, 110280, 116640, 117632, 124065, 132336, 147040, 148878, 155520, 165420, 176448, 198504, 220560, 223317, 233280, 248130, 264672, 294080, 297756, 330840, 352896, 372195, 397008, 441120, 446634, 466560, 496260, 529344, 588160, 595512, 661680, 669951, 744390, 794016, 882240, 893268, 992520, 1058688, 1116585, 1191024, 1323360, 1339902, 1488780, 1588032, 1764480, 1786536, 1985040, 2233170, 2382048, 2646720, 2679804, 2977560, 3176064, 3349755, 3573072, 3970080, 4466340, 4764096, 5293440, 5359608, 5955120, 6699510, 7146144, 7940160, 8932680, 9528192, 10719216, 11910240, 13399020, 14292288, 15880320, 17865360, 21438432, 23820480, 26798040, 28584576, 35730720, 42876864, 47640960, 53596080, 71461440, 85753728, 107192160, 142922880, 214384320, 428768640]

約数ペア:

[(1, 428768640), (2, 214384320), (3, 142922880), (4, 107192160), (5, 85753728), (6, 71461440), (8, 53596080), (9, 47640960), (10, 42876864), (12, 35730720), (15, 28584576), (16, 26798040), (18, 23820480), (20, 21438432), (24, 17865360), (27, 15880320), (30, 14292288), (32, 13399020), (36, 11910240), (40, 10719216), (45, 9528192), (48, 8932680), (54, 7940160), (60, 7146144), (64, 6699510), (72, 5955120), (80, 5359608), (81, 5293440), (90, 4764096), (96, 4466340), (108, 3970080), (120, 3573072), (128, 3349755), (135, 3176064), (144, 2977560), (160, 2679804), (162, 2646720), (180, 2382048), (192, 2233170), (216, 1985040), (240, 1786536), (243, 1764480), (270, 1588032), (288, 1488780), (320, 1339902), (324, 1323360), (360, 1191024), (384, 1116585), (405, 1058688), (432, 992520), (480, 893268), (486, 882240), (540, 794016), (576, 744390), (640, 669951), (648, 661680), (720, 595512), (729, 588160), (810, 529344), (864, 496260), (919, 466560), (960, 446634), (972, 441120), (1080, 397008), (1152, 372195), (1215, 352896), (1296, 330840), (1440, 297756), (1458, 294080), (1620, 264672), (1728, 248130), (1838, 233280), (1920, 223317), (1944, 220560), (2160, 198504), (2430, 176448), (2592, 165420), (2757, 155520), (2880, 148878), (2916, 147040), (3240, 132336), (3456, 124065), (3645, 117632), (3676, 116640), (3888, 110280), (4320, 99252), (4595, 93312), (4860, 88224), (5184, 82710), (5514, 77760), (5760, 74439), (5832, 73520), (6480, 66168), (7290, 58816), (7352, 58320), (7776, 55140), (8271, 51840), (8640, 49626), (9190, 46656), (9720, 44112), (10368, 41355), (11028, 38880), (11664, 36760), (12960, 33084), (13785, 31104), (14580, 29408), (14704, 29160), (15552, 27570), (16542, 25920), (17280, 24813), (18380, 23328), (19440, 22056)]