80983980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5843}}^1$

素因数の和:5876

約数の個数: 144

約数和(自身を含む): 306319104

約数和(自身を除く): 225335124

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 630, 660, 693, 770, 924, 990, 1155, 1260, 1386, 1540, 1980, 2310, 2772, 3465, 4620, 5843, 6930, 11686, 13860, 17529, 23372, 29215, 35058, 40901, 52587, 58430, 64273, 70116, 81802, 87645, 105174, 116860, 122703, 128546, 163604, 175290, 192819, 204505, 210348, 245406, 257092, 262935, 321365, 350580, 368109, 385638, 409010, 449911, 490812, 525870, 578457, 613515, 642730, 736218, 771276, 818020, 899822, 964095, 1051740, 1156914, 1227030, 1285460, 1349733, 1472436, 1799644, 1840545, 1928190, 2249555, 2313828, 2454060, 2699466, 2892285, 3681090, 3856380, 4049199, 4499110, 5398932, 5784570, 6748665, 7362180, 8098398, 8998220, 11569140, 13497330, 16196796, 20245995, 26994660, 40491990, 80983980]

約数ペア:

[(1, 80983980), (2, 40491990), (3, 26994660), (4, 20245995), (5, 16196796), (6, 13497330), (7, 11569140), (9, 8998220), (10, 8098398), (11, 7362180), (12, 6748665), (14, 5784570), (15, 5398932), (18, 4499110), (20, 4049199), (21, 3856380), (22, 3681090), (28, 2892285), (30, 2699466), (33, 2454060), (35, 2313828), (36, 2249555), (42, 1928190), (44, 1840545), (45, 1799644), (55, 1472436), (60, 1349733), (63, 1285460), (66, 1227030), (70, 1156914), (77, 1051740), (84, 964095), (90, 899822), (99, 818020), (105, 771276), (110, 736218), (126, 642730), (132, 613515), (140, 578457), (154, 525870), (165, 490812), (180, 449911), (198, 409010), (210, 385638), (220, 368109), (231, 350580), (252, 321365), (308, 262935), (315, 257092), (330, 245406), (385, 210348), (396, 204505), (420, 192819), (462, 175290), (495, 163604), (630, 128546), (660, 122703), (693, 116860), (770, 105174), (924, 87645), (990, 81802), (1155, 70116), (1260, 64273), (1386, 58430), (1540, 52587), (1980, 40901), (2310, 35058), (2772, 29215), (3465, 23372), (4620, 17529), (5843, 13860), (6930, 11686)]