80591940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:171

約数の個数: 288

約数和(自身を含む): 299400192

約数和(自身を除く): 218808252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 31, 33, 36, 39, 44, 45, 52, 55, 60, 62, 65, 66, 78, 90, 93, 99, 101, 110, 117, 124, 130, 132, 143, 155, 156, 165, 180, 186, 195, 198, 202, 220, 234, 260, 279, 286, 303, 310, 330, 341, 372, 390, 396, 403, 404, 429, 465, 468, 495, 505, 558, 572, 585, 606, 620, 660, 682, 715, 780, 806, 858, 909, 930, 990, 1010, 1023, 1111, 1116, 1170, 1209, 1212, 1287, 1313, 1364, 1395, 1430, 1515, 1612, 1705, 1716, 1818, 1860, 1980, 2015, 2020, 2046, 2145, 2222, 2340, 2418, 2574, 2626, 2790, 2860, 3030, 3069, 3131, 3333, 3410, 3627, 3636, 3939, 4030, 4092, 4290, 4433, 4444, 4545, 4836, 5115, 5148, 5252, 5555, 5580, 6045, 6060, 6138, 6262, 6435, 6565, 6666, 6820, 7254, 7878, 8060, 8580, 8866, 9090, 9393, 9999, 10230, 11110, 11817, 12090, 12276, 12524, 12870, 13130, 13299, 13332, 14443, 14508, 15345, 15655, 15756, 16665, 17732, 18135, 18180, 18786, 19695, 19998, 20460, 22165, 22220, 23634, 24180, 25740, 26260, 26598, 28179, 28886, 30690, 31310, 33330, 34441, 36270, 37572, 39390, 39897, 39996, 40703, 43329, 44330, 46965, 47268, 49995, 53196, 56358, 57772, 59085, 61380, 62620, 66495, 66660, 68882, 72215, 72540, 78780, 79794, 81406, 86658, 88660, 93930, 99990, 103323, 112716, 118170, 122109, 129987, 132990, 137764, 140895, 144430, 159588, 162812, 172205, 173316, 187860, 199485, 199980, 203515, 206646, 216645, 236340, 244218, 259974, 265980, 281790, 288860, 309969, 344410, 366327, 398970, 407030, 413292, 433290, 447733, 488436, 516615, 519948, 563580, 610545, 619938, 649935, 688820, 732654, 797940, 814060, 866580, 895466, 1033230, 1221090, 1239876, 1299870, 1343199, 1465308, 1549845, 1790932, 1831635, 2066460, 2238665, 2442180, 2599740, 2686398, 3099690, 3663270, 4029597, 4477330, 5372796, 6199380, 6715995, 7326540, 8059194, 8954660, 13431990, 16118388, 20147985, 26863980, 40295970, 80591940]

約数ペア:

[(1, 80591940), (2, 40295970), (3, 26863980), (4, 20147985), (5, 16118388), (6, 13431990), (9, 8954660), (10, 8059194), (11, 7326540), (12, 6715995), (13, 6199380), (15, 5372796), (18, 4477330), (20, 4029597), (22, 3663270), (26, 3099690), (30, 2686398), (31, 2599740), (33, 2442180), (36, 2238665), (39, 2066460), (44, 1831635), (45, 1790932), (52, 1549845), (55, 1465308), (60, 1343199), (62, 1299870), (65, 1239876), (66, 1221090), (78, 1033230), (90, 895466), (93, 866580), (99, 814060), (101, 797940), (110, 732654), (117, 688820), (124, 649935), (130, 619938), (132, 610545), (143, 563580), (155, 519948), (156, 516615), (165, 488436), (180, 447733), (186, 433290), (195, 413292), (198, 407030), (202, 398970), (220, 366327), (234, 344410), (260, 309969), (279, 288860), (286, 281790), (303, 265980), (310, 259974), (330, 244218), (341, 236340), (372, 216645), (390, 206646), (396, 203515), (403, 199980), (404, 199485), (429, 187860), (465, 173316), (468, 172205), (495, 162812), (505, 159588), (558, 144430), (572, 140895), (585, 137764), (606, 132990), (620, 129987), (660, 122109), (682, 118170), (715, 112716), (780, 103323), (806, 99990), (858, 93930), (909, 88660), (930, 86658), (990, 81406), (1010, 79794), (1023, 78780), (1111, 72540), (1116, 72215), (1170, 68882), (1209, 66660), (1212, 66495), (1287, 62620), (1313, 61380), (1364, 59085), (1395, 57772), (1430, 56358), (1515, 53196), (1612, 49995), (1705, 47268), (1716, 46965), (1818, 44330), (1860, 43329), (1980, 40703), (2015, 39996), (2020, 39897), (2046, 39390), (2145, 37572), (2222, 36270), (2340, 34441), (2418, 33330), (2574, 31310), (2626, 30690), (2790, 28886), (2860, 28179), (3030, 26598), (3069, 26260), (3131, 25740), (3333, 24180), (3410, 23634), (3627, 22220), (3636, 22165), (3939, 20460), (4030, 19998), (4092, 19695), (4290, 18786), (4433, 18180), (4444, 18135), (4545, 17732), (4836, 16665), (5115, 15756), (5148, 15655), (5252, 15345), (5555, 14508), (5580, 14443), (6045, 13332), (6060, 13299), (6138, 13130), (6262, 12870), (6435, 12524), (6565, 12276), (6666, 12090), (6820, 11817), (7254, 11110), (7878, 10230), (8060, 9999), (8580, 9393), (8866, 9090)]