80701380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 192

約数和(自身を含む): 272160000

約数和(自身を除く): 191458620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 59, 60, 68, 85, 90, 102, 108, 118, 135, 149, 153, 170, 177, 180, 204, 236, 255, 270, 295, 298, 306, 340, 354, 447, 459, 510, 531, 540, 590, 596, 612, 708, 745, 765, 885, 894, 918, 1003, 1020, 1062, 1180, 1341, 1490, 1530, 1593, 1770, 1788, 1836, 2006, 2124, 2235, 2295, 2533, 2655, 2682, 2980, 3009, 3060, 3186, 3540, 4012, 4023, 4470, 4590, 5015, 5066, 5310, 5364, 6018, 6372, 6705, 7599, 7965, 8046, 8791, 8940, 9027, 9180, 10030, 10132, 10620, 12036, 12665, 13410, 15045, 15198, 15930, 16092, 17582, 18054, 20060, 20115, 22797, 25330, 26373, 26820, 27081, 30090, 30396, 31860, 35164, 36108, 37995, 40230, 43955, 45135, 45594, 50660, 52746, 54162, 60180, 68391, 75990, 79119, 80460, 87910, 90270, 91188, 105492, 108324, 113985, 131865, 135405, 136782, 149447, 151980, 158238, 175820, 180540, 227970, 237357, 263730, 270810, 273564, 298894, 316476, 341955, 395595, 448341, 455940, 474714, 527460, 541620, 597788, 683910, 747235, 791190, 896682, 949428, 1186785, 1345023, 1367820, 1494470, 1582380, 1793364, 2241705, 2373570, 2690046, 2988940, 4035069, 4483410, 4747140, 5380092, 6725115, 8070138, 8966820, 13450230, 16140276, 20175345, 26900460, 40350690, 80701380]

約数ペア:

[(1, 80701380), (2, 40350690), (3, 26900460), (4, 20175345), (5, 16140276), (6, 13450230), (9, 8966820), (10, 8070138), (12, 6725115), (15, 5380092), (17, 4747140), (18, 4483410), (20, 4035069), (27, 2988940), (30, 2690046), (34, 2373570), (36, 2241705), (45, 1793364), (51, 1582380), (54, 1494470), (59, 1367820), (60, 1345023), (68, 1186785), (85, 949428), (90, 896682), (102, 791190), (108, 747235), (118, 683910), (135, 597788), (149, 541620), (153, 527460), (170, 474714), (177, 455940), (180, 448341), (204, 395595), (236, 341955), (255, 316476), (270, 298894), (295, 273564), (298, 270810), (306, 263730), (340, 237357), (354, 227970), (447, 180540), (459, 175820), (510, 158238), (531, 151980), (540, 149447), (590, 136782), (596, 135405), (612, 131865), (708, 113985), (745, 108324), (765, 105492), (885, 91188), (894, 90270), (918, 87910), (1003, 80460), (1020, 79119), (1062, 75990), (1180, 68391), (1341, 60180), (1490, 54162), (1530, 52746), (1593, 50660), (1770, 45594), (1788, 45135), (1836, 43955), (2006, 40230), (2124, 37995), (2235, 36108), (2295, 35164), (2533, 31860), (2655, 30396), (2682, 30090), (2980, 27081), (3009, 26820), (3060, 26373), (3186, 25330), (3540, 22797), (4012, 20115), (4023, 20060), (4470, 18054), (4590, 17582), (5015, 16092), (5066, 15930), (5310, 15198), (5364, 15045), (6018, 13410), (6372, 12665), (6705, 12036), (7599, 10620), (7965, 10132), (8046, 10030), (8791, 9180), (8940, 9027)]