1981118977920

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3098597}}^1$

素因数の和:3098662

約数の個数: 256

約数和(自身を含む): 7206099508800

約数和(自身を除く): 5224980530880

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, 64, 72, 74, 80, 90, 96, 108, 111, 120, 128, 135, 144, 148, 160, 180, 185, 192, 216, 222, 240, 270, 288, 296, 320, 333, 360, 370, 384, 432, 444, 480, 540, 555, 576, 592, 640, 666, 720, 740, 864, 888, 960, 999, 1080, 1110, 1152, 1184, 1332, 1440, 1480, 1665, 1728, 1776, 1920, 1998, 2160, 2220, 2368, 2664, 2880, 2960, 3330, 3456, 3552, 3996, 4320, 4440, 4736, 4995, 5328, 5760, 5920, 6660, 7104, 7992, 8640, 8880, 9990, 10656, 11840, 13320, 14208, 15984, 17280, 17760, 19980, 21312, 23680, 26640, 31968, 35520, 39960, 42624, 53280, 63936, 71040, 79920, 106560, 127872, 159840, 213120, 319680, 639360, 3098597, 6197194, 9295791, 12394388, 15492985, 18591582, 24788776, 27887373, 30985970, 37183164, 46478955, 49577552, 55774746, 61971940, 74366328, 83662119, 92957910, 99155104, 111549492, 114648089, 123943880, 139436865, 148732656, 167324238, 185915820, 198310208, 223098984, 229296178, 247887760, 278873730, 297465312, 334648476, 343944267, 371831640, 396620416, 418310595, 446197968, 458592356, 495775520, 557747460, 573240445, 594930624, 669296952, 687888534, 743663280, 836621190, 892395936, 917184712, 991551040, 1031832801, 1115494920, 1146480890, 1189861248, 1338593904, 1375777068, 1487326560, 1673242380, 1719721335, 1784791872, 1834369424, 1983102080, 2063665602, 2230989840, 2292961780, 2677187808, 2751554136, 2974653120, 3095498403, 3346484760, 3439442670, 3569583744, 3668738848, 4127331204, 4461979680, 4585923560, 5159164005, 5354375616, 5503108272, 5949306240, 6190996806, 6692969520, 6878885340, 7337477696, 8254662408, 8923959360, 9171847120, 10318328010, 10708751232, 11006216544, 12381993612, 13385939040, 13757770680, 14674955392, 15477492015, 16509324816, 17847918720, 18343694240, 20636656020, 22012433088, 24763987224, 26771878080, 27515541360, 30954984030, 33018649632, 36687388480, 41273312040, 44024866176, 49527974448, 53543756160, 55031082720, 61909968060, 66037299264, 73374776960, 82546624080, 99055948896, 110062165440, 123819936120, 132074598528, 165093248160, 198111897792, 220124330880, 247639872240, 330186496320, 396223795584, 495279744480, 660372992640, 990559488960, 1981118977920]

約数ペア:

[(1, 1981118977920), (2, 990559488960), (3, 660372992640), (4, 495279744480), (5, 396223795584), (6, 330186496320), (8, 247639872240), (9, 220124330880), (10, 198111897792), (12, 165093248160), (15, 132074598528), (16, 123819936120), (18, 110062165440), (20, 99055948896), (24, 82546624080), (27, 73374776960), (30, 66037299264), (32, 61909968060), (36, 55031082720), (37, 53543756160), (40, 49527974448), (45, 44024866176), (48, 41273312040), (54, 36687388480), (60, 33018649632), (64, 30954984030), (72, 27515541360), (74, 26771878080), (80, 24763987224), (90, 22012433088), (96, 20636656020), (108, 18343694240), (111, 17847918720), (120, 16509324816), (128, 15477492015), (135, 14674955392), (144, 13757770680), (148, 13385939040), (160, 12381993612), (180, 11006216544), (185, 10708751232), (192, 10318328010), (216, 9171847120), (222, 8923959360), (240, 8254662408), (270, 7337477696), (288, 6878885340), (296, 6692969520), (320, 6190996806), (333, 5949306240), (360, 5503108272), (370, 5354375616), (384, 5159164005), (432, 4585923560), (444, 4461979680), (480, 4127331204), (540, 3668738848), (555, 3569583744), (576, 3439442670), (592, 3346484760), (640, 3095498403), (666, 2974653120), (720, 2751554136), (740, 2677187808), (864, 2292961780), (888, 2230989840), (960, 2063665602), (999, 1983102080), (1080, 1834369424), (1110, 1784791872), (1152, 1719721335), (1184, 1673242380), (1332, 1487326560), (1440, 1375777068), (1480, 1338593904), (1665, 1189861248), (1728, 1146480890), (1776, 1115494920), (1920, 1031832801), (1998, 991551040), (2160, 917184712), (2220, 892395936), (2368, 836621190), (2664, 743663280), (2880, 687888534), (2960, 669296952), (3330, 594930624), (3456, 573240445), (3552, 557747460), (3996, 495775520), (4320, 458592356), (4440, 446197968), (4736, 418310595), (4995, 396620416), (5328, 371831640), (5760, 343944267), (5920, 334648476), (6660, 297465312), (7104, 278873730), (7992, 247887760), (8640, 229296178), (8880, 223098984), (9990, 198310208), (10656, 185915820), (11840, 167324238), (13320, 148732656), (14208, 139436865), (15984, 123943880), (17280, 114648089), (17760, 111549492), (19980, 99155104), (21312, 92957910), (23680, 83662119), (26640, 74366328), (31968, 61971940), (35520, 55774746), (39960, 49577552), (42624, 46478955), (53280, 37183164), (63936, 30985970), (71040, 27887373), (79920, 24788776), (106560, 18591582), (127872, 15492985), (159840, 12394388), (213120, 9295791), (319680, 6197194), (639360, 3098597)]