18802872720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{72341}}^1$

素因数の和:72398

約数の個数: 180

約数和(自身を含む): 66645646236

約数和(自身を除く): 47842773516

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 361, 380, 456, 570, 684, 720, 722, 760, 855, 912, 1083, 1140, 1368, 1444, 1520, 1710, 1805, 2166, 2280, 2736, 2888, 3249, 3420, 3610, 4332, 4560, 5415, 5776, 6498, 6840, 7220, 8664, 10830, 12996, 13680, 14440, 16245, 17328, 21660, 25992, 28880, 32490, 43320, 51984, 64980, 72341, 86640, 129960, 144682, 217023, 259920, 289364, 361705, 434046, 578728, 651069, 723410, 868092, 1085115, 1157456, 1302138, 1374479, 1446820, 1736184, 2170230, 2604276, 2748958, 2893640, 3255345, 3472368, 4123437, 4340460, 5208552, 5497916, 5787280, 6510690, 6872395, 8246874, 8680920, 10417104, 10995832, 12370311, 13021380, 13744790, 16493748, 17361840, 20617185, 21991664, 24740622, 26042760, 26115101, 27489580, 32987496, 41234370, 49481244, 52085520, 52230202, 54979160, 61851555, 65974992, 78345303, 82468740, 98962488, 104460404, 109958320, 123703110, 130575505, 156690606, 164937480, 197924976, 208920808, 235035909, 247406220, 261151010, 313381212, 329874960, 391726515, 417841616, 470071818, 494812440, 522302020, 626762424, 783453030, 940143636, 989624880, 1044604040, 1175179545, 1253524848, 1566906060, 1880287272, 2089208080, 2350359090, 3133812120, 3760574544, 4700718180, 6267624240, 9401436360, 18802872720]

約数ペア:

[(1, 18802872720), (2, 9401436360), (3, 6267624240), (4, 4700718180), (5, 3760574544), (6, 3133812120), (8, 2350359090), (9, 2089208080), (10, 1880287272), (12, 1566906060), (15, 1253524848), (16, 1175179545), (18, 1044604040), (19, 989624880), (20, 940143636), (24, 783453030), (30, 626762424), (36, 522302020), (38, 494812440), (40, 470071818), (45, 417841616), (48, 391726515), (57, 329874960), (60, 313381212), (72, 261151010), (76, 247406220), (80, 235035909), (90, 208920808), (95, 197924976), (114, 164937480), (120, 156690606), (144, 130575505), (152, 123703110), (171, 109958320), (180, 104460404), (190, 98962488), (228, 82468740), (240, 78345303), (285, 65974992), (304, 61851555), (342, 54979160), (360, 52230202), (361, 52085520), (380, 49481244), (456, 41234370), (570, 32987496), (684, 27489580), (720, 26115101), (722, 26042760), (760, 24740622), (855, 21991664), (912, 20617185), (1083, 17361840), (1140, 16493748), (1368, 13744790), (1444, 13021380), (1520, 12370311), (1710, 10995832), (1805, 10417104), (2166, 8680920), (2280, 8246874), (2736, 6872395), (2888, 6510690), (3249, 5787280), (3420, 5497916), (3610, 5208552), (4332, 4340460), (4560, 4123437), (5415, 3472368), (5776, 3255345), (6498, 2893640), (6840, 2748958), (7220, 2604276), (8664, 2170230), (10830, 1736184), (12996, 1446820), (13680, 1374479), (14440, 1302138), (16245, 1157456), (17328, 1085115), (21660, 868092), (25992, 723410), (28880, 651069), (32490, 578728), (43320, 434046), (51984, 361705), (64980, 289364), (72341, 259920), (86640, 217023), (129960, 144682)]