1820430720

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6197}}^1$

素因数の和:6242

約数の個数: 256

約数和(自身を含む): 6827716800

約数和(自身を除く): 5007286080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 85, 90, 96, 102, 108, 120, 128, 135, 136, 144, 153, 160, 170, 180, 192, 204, 216, 240, 255, 270, 272, 288, 306, 320, 340, 360, 384, 408, 432, 459, 480, 510, 540, 544, 576, 612, 640, 680, 720, 765, 816, 864, 918, 960, 1020, 1080, 1088, 1152, 1224, 1360, 1440, 1530, 1632, 1728, 1836, 1920, 2040, 2160, 2176, 2295, 2448, 2720, 2880, 3060, 3264, 3456, 3672, 4080, 4320, 4590, 4896, 5440, 5760, 6120, 6197, 6528, 7344, 8160, 8640, 9180, 9792, 10880, 12240, 12394, 14688, 16320, 17280, 18360, 18591, 19584, 24480, 24788, 29376, 30985, 32640, 36720, 37182, 48960, 49576, 55773, 58752, 61970, 73440, 74364, 92955, 97920, 99152, 105349, 111546, 123940, 146880, 148728, 167319, 185910, 198304, 210698, 223092, 247880, 278865, 293760, 297456, 316047, 334638, 371820, 396608, 421396, 446184, 495760, 526745, 557730, 594912, 632094, 669276, 743640, 793216, 836595, 842792, 892368, 948141, 991520, 1053490, 1115460, 1189824, 1264188, 1338552, 1487280, 1580235, 1673190, 1685584, 1784736, 1896282, 1983040, 2106980, 2230920, 2379648, 2528376, 2677104, 2844423, 2974560, 3160470, 3346380, 3371168, 3569472, 3792564, 3966080, 4213960, 4461840, 4740705, 5056752, 5354208, 5688846, 5949120, 6320940, 6692760, 6742336, 7138944, 7585128, 8427920, 8923680, 9481410, 10113504, 10708416, 11377692, 11898240, 12641880, 13385520, 13484672, 14222115, 15170256, 16855840, 17847360, 18962820, 20227008, 21416832, 22755384, 25283760, 26771040, 28444230, 30340512, 33711680, 35694720, 37925640, 40454016, 45510768, 50567520, 53542080, 56888460, 60681024, 67423360, 75851280, 91021536, 101135040, 107084160, 113776920, 121362048, 151702560, 182043072, 202270080, 227553840, 303405120, 364086144, 455107680, 606810240, 910215360, 1820430720]

約数ペア:

[(1, 1820430720), (2, 910215360), (3, 606810240), (4, 455107680), (5, 364086144), (6, 303405120), (8, 227553840), (9, 202270080), (10, 182043072), (12, 151702560), (15, 121362048), (16, 113776920), (17, 107084160), (18, 101135040), (20, 91021536), (24, 75851280), (27, 67423360), (30, 60681024), (32, 56888460), (34, 53542080), (36, 50567520), (40, 45510768), (45, 40454016), (48, 37925640), (51, 35694720), (54, 33711680), (60, 30340512), (64, 28444230), (68, 26771040), (72, 25283760), (80, 22755384), (85, 21416832), (90, 20227008), (96, 18962820), (102, 17847360), (108, 16855840), (120, 15170256), (128, 14222115), (135, 13484672), (136, 13385520), (144, 12641880), (153, 11898240), (160, 11377692), (170, 10708416), (180, 10113504), (192, 9481410), (204, 8923680), (216, 8427920), (240, 7585128), (255, 7138944), (270, 6742336), (272, 6692760), (288, 6320940), (306, 5949120), (320, 5688846), (340, 5354208), (360, 5056752), (384, 4740705), (408, 4461840), (432, 4213960), (459, 3966080), (480, 3792564), (510, 3569472), (540, 3371168), (544, 3346380), (576, 3160470), (612, 2974560), (640, 2844423), (680, 2677104), (720, 2528376), (765, 2379648), (816, 2230920), (864, 2106980), (918, 1983040), (960, 1896282), (1020, 1784736), (1080, 1685584), (1088, 1673190), (1152, 1580235), (1224, 1487280), (1360, 1338552), (1440, 1264188), (1530, 1189824), (1632, 1115460), (1728, 1053490), (1836, 991520), (1920, 948141), (2040, 892368), (2160, 842792), (2176, 836595), (2295, 793216), (2448, 743640), (2720, 669276), (2880, 632094), (3060, 594912), (3264, 557730), (3456, 526745), (3672, 495760), (4080, 446184), (4320, 421396), (4590, 396608), (4896, 371820), (5440, 334638), (5760, 316047), (6120, 297456), (6197, 293760), (6528, 278865), (7344, 247880), (8160, 223092), (8640, 210698), (9180, 198304), (9792, 185910), (10880, 167319), (12240, 148728), (12394, 146880), (14688, 123940), (16320, 111546), (17280, 105349), (18360, 99152), (18591, 97920), (19584, 92955), (24480, 74364), (24788, 73440), (29376, 61970), (30985, 58752), (32640, 55773), (36720, 49576), (37182, 48960)]