18166541580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{223781}}^1$

素因数の和:223848

約数の個数: 144

約数和(自身を含む): 61581225888

約数和(自身を除く): 43414684308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 41, 44, 45, 55, 60, 66, 82, 90, 99, 110, 123, 132, 164, 165, 180, 198, 205, 220, 246, 330, 369, 396, 410, 451, 492, 495, 615, 660, 738, 820, 902, 990, 1230, 1353, 1476, 1804, 1845, 1980, 2255, 2460, 2706, 3690, 4059, 4510, 5412, 6765, 7380, 8118, 9020, 13530, 16236, 20295, 27060, 40590, 81180, 223781, 447562, 671343, 895124, 1118905, 1342686, 2014029, 2237810, 2461591, 2685372, 3356715, 4028058, 4475620, 4923182, 6713430, 7384773, 8056116, 9175021, 9846364, 10070145, 12307955, 13426860, 14769546, 18350042, 20140290, 22154319, 24615910, 27525063, 29539092, 36700084, 36923865, 40280580, 44308638, 45875105, 49231820, 55050126, 73847730, 82575189, 88617276, 91750210, 100925231, 110100252, 110771595, 137625315, 147695460, 165150378, 183500420, 201850462, 221543190, 275250630, 302775693, 330300756, 403700924, 412875945, 443086380, 504626155, 550501260, 605551386, 825751890, 908327079, 1009252310, 1211102772, 1513878465, 1651503780, 1816654158, 2018504620, 3027756930, 3633308316, 4541635395, 6055513860, 9083270790, 18166541580]

約数ペア:

[(1, 18166541580), (2, 9083270790), (3, 6055513860), (4, 4541635395), (5, 3633308316), (6, 3027756930), (9, 2018504620), (10, 1816654158), (11, 1651503780), (12, 1513878465), (15, 1211102772), (18, 1009252310), (20, 908327079), (22, 825751890), (30, 605551386), (33, 550501260), (36, 504626155), (41, 443086380), (44, 412875945), (45, 403700924), (55, 330300756), (60, 302775693), (66, 275250630), (82, 221543190), (90, 201850462), (99, 183500420), (110, 165150378), (123, 147695460), (132, 137625315), (164, 110771595), (165, 110100252), (180, 100925231), (198, 91750210), (205, 88617276), (220, 82575189), (246, 73847730), (330, 55050126), (369, 49231820), (396, 45875105), (410, 44308638), (451, 40280580), (492, 36923865), (495, 36700084), (615, 29539092), (660, 27525063), (738, 24615910), (820, 22154319), (902, 20140290), (990, 18350042), (1230, 14769546), (1353, 13426860), (1476, 12307955), (1804, 10070145), (1845, 9846364), (1980, 9175021), (2255, 8056116), (2460, 7384773), (2706, 6713430), (3690, 4923182), (4059, 4475620), (4510, 4028058), (5412, 3356715), (6765, 2685372), (7380, 2461591), (8118, 2237810), (9020, 2014029), (13530, 1342686), (16236, 1118905), (20295, 895124), (27060, 671343), (40590, 447562), (81180, 223781)]