1849680720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1049}}^1$

素因数の和:1178

約数の個数: 240

約数和(自身を含む): 6499584000

約数和(自身を除く): 4649903280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 79, 80, 90, 93, 120, 124, 144, 155, 158, 180, 186, 237, 240, 248, 279, 310, 316, 360, 372, 395, 465, 474, 496, 558, 620, 632, 711, 720, 744, 790, 930, 948, 1049, 1116, 1185, 1240, 1264, 1395, 1422, 1488, 1580, 1860, 1896, 2098, 2232, 2370, 2449, 2480, 2790, 2844, 3147, 3160, 3555, 3720, 3792, 4196, 4464, 4740, 4898, 5245, 5580, 5688, 6294, 6320, 7110, 7347, 7440, 8392, 9441, 9480, 9796, 10490, 11160, 11376, 12245, 12588, 14220, 14694, 15735, 16784, 18882, 18960, 19592, 20980, 22041, 22320, 24490, 25176, 28440, 29388, 31470, 32519, 36735, 37764, 39184, 41960, 44082, 47205, 48980, 50352, 56880, 58776, 62940, 65038, 73470, 75528, 82871, 83920, 88164, 94410, 97557, 97960, 110205, 117552, 125880, 130076, 146940, 151056, 162595, 165742, 176328, 188820, 195114, 195920, 220410, 248613, 251760, 260152, 292671, 293880, 325190, 331484, 352656, 377640, 390228, 414355, 440820, 487785, 497226, 520304, 585342, 587760, 650380, 662968, 745839, 755280, 780456, 828710, 881640, 975570, 994452, 1170684, 1243065, 1300760, 1325936, 1463355, 1491678, 1560912, 1657420, 1763280, 1951140, 1988904, 2341368, 2486130, 2569001, 2601520, 2926710, 2983356, 3314840, 3729195, 3902280, 3977808, 4682736, 4972260, 5138002, 5853420, 5966712, 6629680, 7458390, 7707003, 7804560, 9944520, 10276004, 11706840, 11933424, 12845005, 14916780, 15414006, 19889040, 20552008, 23121009, 23413680, 25690010, 29833560, 30828012, 38535015, 41104016, 46242018, 51380020, 59667120, 61656024, 77070030, 92484036, 102760040, 115605045, 123312048, 154140060, 184968072, 205520080, 231210090, 308280120, 369936144, 462420180, 616560240, 924840360, 1849680720]

約数ペア:

[(1, 1849680720), (2, 924840360), (3, 616560240), (4, 462420180), (5, 369936144), (6, 308280120), (8, 231210090), (9, 205520080), (10, 184968072), (12, 154140060), (15, 123312048), (16, 115605045), (18, 102760040), (20, 92484036), (24, 77070030), (30, 61656024), (31, 59667120), (36, 51380020), (40, 46242018), (45, 41104016), (48, 38535015), (60, 30828012), (62, 29833560), (72, 25690010), (79, 23413680), (80, 23121009), (90, 20552008), (93, 19889040), (120, 15414006), (124, 14916780), (144, 12845005), (155, 11933424), (158, 11706840), (180, 10276004), (186, 9944520), (237, 7804560), (240, 7707003), (248, 7458390), (279, 6629680), (310, 5966712), (316, 5853420), (360, 5138002), (372, 4972260), (395, 4682736), (465, 3977808), (474, 3902280), (496, 3729195), (558, 3314840), (620, 2983356), (632, 2926710), (711, 2601520), (720, 2569001), (744, 2486130), (790, 2341368), (930, 1988904), (948, 1951140), (1049, 1763280), (1116, 1657420), (1185, 1560912), (1240, 1491678), (1264, 1463355), (1395, 1325936), (1422, 1300760), (1488, 1243065), (1580, 1170684), (1860, 994452), (1896, 975570), (2098, 881640), (2232, 828710), (2370, 780456), (2449, 755280), (2480, 745839), (2790, 662968), (2844, 650380), (3147, 587760), (3160, 585342), (3555, 520304), (3720, 497226), (3792, 487785), (4196, 440820), (4464, 414355), (4740, 390228), (4898, 377640), (5245, 352656), (5580, 331484), (5688, 325190), (6294, 293880), (6320, 292671), (7110, 260152), (7347, 251760), (7440, 248613), (8392, 220410), (9441, 195920), (9480, 195114), (9796, 188820), (10490, 176328), (11160, 165742), (11376, 162595), (12245, 151056), (12588, 146940), (14220, 130076), (14694, 125880), (15735, 117552), (16784, 110205), (18882, 97960), (18960, 97557), (19592, 94410), (20980, 88164), (22041, 83920), (22320, 82871), (24490, 75528), (25176, 73470), (28440, 65038), (29388, 62940), (31470, 58776), (32519, 56880), (36735, 50352), (37764, 48980), (39184, 47205), (41960, 44082)]