1989528480

素因数分解:

$2^5\times 3^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{461}}^1$

素因数の和:531

約数の個数: 336

約数和(自身を含む): 7253331624

約数和(自身を除く): 5263803144

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 81, 90, 96, 108, 111, 120, 135, 144, 148, 160, 162, 180, 185, 216, 222, 240, 243, 270, 288, 296, 324, 333, 360, 370, 405, 432, 444, 461, 480, 486, 540, 555, 592, 648, 666, 720, 729, 740, 810, 864, 888, 922, 972, 999, 1080, 1110, 1184, 1215, 1296, 1332, 1383, 1440, 1458, 1480, 1620, 1665, 1776, 1844, 1944, 1998, 2160, 2220, 2305, 2430, 2592, 2664, 2766, 2916, 2960, 2997, 3240, 3330, 3552, 3645, 3688, 3888, 3996, 4149, 4320, 4440, 4610, 4860, 4995, 5328, 5532, 5832, 5920, 5994, 6480, 6660, 6915, 7290, 7376, 7776, 7992, 8298, 8880, 8991, 9220, 9720, 9990, 10656, 11064, 11664, 11988, 12447, 12960, 13320, 13830, 14580, 14752, 14985, 15984, 16596, 17057, 17760, 17982, 18440, 19440, 19980, 20745, 22128, 23328, 23976, 24894, 26640, 26973, 27660, 29160, 29970, 31968, 33192, 34114, 35964, 36880, 37341, 38880, 39960, 41490, 44256, 44955, 47952, 49788, 51171, 53280, 53946, 55320, 58320, 59940, 62235, 66384, 68228, 71928, 73760, 74682, 79920, 82980, 85285, 89910, 95904, 99576, 102342, 107892, 110640, 112023, 116640, 119880, 124470, 132768, 134865, 136456, 143856, 149364, 153513, 159840, 165960, 170570, 179820, 186705, 199152, 204684, 215784, 221280, 224046, 239760, 248940, 255855, 269730, 272912, 287712, 298728, 307026, 331920, 336069, 341140, 359640, 373410, 398304, 409368, 431568, 448092, 460539, 479520, 497880, 511710, 539460, 545824, 560115, 597456, 614052, 663840, 672138, 682280, 719280, 746820, 767565, 818736, 863136, 896184, 921078, 995760, 1023420, 1078920, 1120230, 1194912, 1228104, 1344276, 1364560, 1381617, 1438560, 1493640, 1535130, 1637472, 1680345, 1792368, 1842156, 1991520, 2046840, 2157840, 2240460, 2302695, 2456208, 2688552, 2729120, 2763234, 2987280, 3070260, 3360690, 3584736, 3684312, 4093680, 4144851, 4315680, 4480920, 4605390, 4912416, 5377104, 5526468, 5974560, 6140520, 6721380, 6908085, 7368624, 8187360, 8289702, 8961840, 9210780, 10754208, 11052936, 12281040, 12434553, 13442760, 13816170, 14737248, 16579404, 17923680, 18421560, 20724255, 22105872, 24562080, 24869106, 26885520, 27632340, 33158808, 36843120, 41448510, 44211744, 49738212, 53771040, 55264680, 62172765, 66317616, 73686240, 82897020, 99476424, 110529360, 124345530, 132635232, 165794040, 198952848, 221058720, 248691060, 331588080, 397905696, 497382120, 663176160, 994764240, 1989528480]

約数ペア:

[(1, 1989528480), (2, 994764240), (3, 663176160), (4, 497382120), (5, 397905696), (6, 331588080), (8, 248691060), (9, 221058720), (10, 198952848), (12, 165794040), (15, 132635232), (16, 124345530), (18, 110529360), (20, 99476424), (24, 82897020), (27, 73686240), (30, 66317616), (32, 62172765), (36, 55264680), (37, 53771040), (40, 49738212), (45, 44211744), (48, 41448510), (54, 36843120), (60, 33158808), (72, 27632340), (74, 26885520), (80, 24869106), (81, 24562080), (90, 22105872), (96, 20724255), (108, 18421560), (111, 17923680), (120, 16579404), (135, 14737248), (144, 13816170), (148, 13442760), (160, 12434553), (162, 12281040), (180, 11052936), (185, 10754208), (216, 9210780), (222, 8961840), (240, 8289702), (243, 8187360), (270, 7368624), (288, 6908085), (296, 6721380), (324, 6140520), (333, 5974560), (360, 5526468), (370, 5377104), (405, 4912416), (432, 4605390), (444, 4480920), (461, 4315680), (480, 4144851), (486, 4093680), (540, 3684312), (555, 3584736), (592, 3360690), (648, 3070260), (666, 2987280), (720, 2763234), (729, 2729120), (740, 2688552), (810, 2456208), (864, 2302695), (888, 2240460), (922, 2157840), (972, 2046840), (999, 1991520), (1080, 1842156), (1110, 1792368), (1184, 1680345), (1215, 1637472), (1296, 1535130), (1332, 1493640), (1383, 1438560), (1440, 1381617), (1458, 1364560), (1480, 1344276), (1620, 1228104), (1665, 1194912), (1776, 1120230), (1844, 1078920), (1944, 1023420), (1998, 995760), (2160, 921078), (2220, 896184), (2305, 863136), (2430, 818736), (2592, 767565), (2664, 746820), (2766, 719280), (2916, 682280), (2960, 672138), (2997, 663840), (3240, 614052), (3330, 597456), (3552, 560115), (3645, 545824), (3688, 539460), (3888, 511710), (3996, 497880), (4149, 479520), (4320, 460539), (4440, 448092), (4610, 431568), (4860, 409368), (4995, 398304), (5328, 373410), (5532, 359640), (5832, 341140), (5920, 336069), (5994, 331920), (6480, 307026), (6660, 298728), (6915, 287712), (7290, 272912), (7376, 269730), (7776, 255855), (7992, 248940), (8298, 239760), (8880, 224046), (8991, 221280), (9220, 215784), (9720, 204684), (9990, 199152), (10656, 186705), (11064, 179820), (11664, 170570), (11988, 165960), (12447, 159840), (12960, 153513), (13320, 149364), (13830, 143856), (14580, 136456), (14752, 134865), (14985, 132768), (15984, 124470), (16596, 119880), (17057, 116640), (17760, 112023), (17982, 110640), (18440, 107892), (19440, 102342), (19980, 99576), (20745, 95904), (22128, 89910), (23328, 85285), (23976, 82980), (24894, 79920), (26640, 74682), (26973, 73760), (27660, 71928), (29160, 68228), (29970, 66384), (31968, 62235), (33192, 59940), (34114, 58320), (35964, 55320), (36880, 53946), (37341, 53280), (38880, 51171), (39960, 49788), (41490, 47952), (44256, 44955)]