18809215920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{13121}}^1$

素因数の和:13332

約数の個数: 240

約数和(自身を含む): 69296127264

約数和(自身を除く): 50486911344

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 181, 198, 220, 240, 264, 330, 360, 362, 396, 440, 495, 528, 543, 660, 720, 724, 792, 880, 905, 990, 1086, 1320, 1448, 1584, 1629, 1810, 1980, 1991, 2172, 2640, 2715, 2896, 3258, 3620, 3960, 3982, 4344, 5430, 5973, 6516, 7240, 7920, 7964, 8145, 8688, 9955, 10860, 11946, 13032, 13121, 14480, 15928, 16290, 17919, 19910, 21720, 23892, 26064, 26242, 29865, 31856, 32580, 35838, 39363, 39820, 43440, 47784, 52484, 59730, 65160, 65605, 71676, 78726, 79640, 89595, 95568, 104968, 118089, 119460, 130320, 131210, 143352, 144331, 157452, 159280, 179190, 196815, 209936, 236178, 238920, 262420, 286704, 288662, 314904, 358380, 393630, 432993, 472356, 477840, 524840, 577324, 590445, 629808, 716760, 721655, 787260, 865986, 944712, 1049680, 1154648, 1180890, 1298979, 1433520, 1443310, 1574520, 1731972, 1889424, 2164965, 2309296, 2361780, 2374901, 2597958, 2886620, 3149040, 3463944, 4329930, 4723560, 4749802, 5195916, 5773240, 6494895, 6927888, 7124703, 8659860, 9447120, 9499604, 10391832, 11546480, 11874505, 12989790, 14249406, 17319720, 18999208, 20783664, 21374109, 23749010, 25979580, 26123911, 28498812, 34639440, 35623515, 37998416, 42748218, 47498020, 51959160, 52247822, 56997624, 71247030, 78371733, 85496436, 94996040, 103918320, 104495644, 106870545, 113995248, 130619555, 142494060, 156743466, 170992872, 189992080, 208991288, 213741090, 235115199, 261239110, 284988120, 313486932, 341985744, 391858665, 417982576, 427482180, 470230398, 522478220, 569976240, 626973864, 783717330, 854964360, 940460796, 1044956440, 1175575995, 1253947728, 1567434660, 1709928720, 1880921592, 2089912880, 2351151990, 3134869320, 3761843184, 4702303980, 6269738640, 9404607960, 18809215920]

約数ペア:

[(1, 18809215920), (2, 9404607960), (3, 6269738640), (4, 4702303980), (5, 3761843184), (6, 3134869320), (8, 2351151990), (9, 2089912880), (10, 1880921592), (11, 1709928720), (12, 1567434660), (15, 1253947728), (16, 1175575995), (18, 1044956440), (20, 940460796), (22, 854964360), (24, 783717330), (30, 626973864), (33, 569976240), (36, 522478220), (40, 470230398), (44, 427482180), (45, 417982576), (48, 391858665), (55, 341985744), (60, 313486932), (66, 284988120), (72, 261239110), (80, 235115199), (88, 213741090), (90, 208991288), (99, 189992080), (110, 170992872), (120, 156743466), (132, 142494060), (144, 130619555), (165, 113995248), (176, 106870545), (180, 104495644), (181, 103918320), (198, 94996040), (220, 85496436), (240, 78371733), (264, 71247030), (330, 56997624), (360, 52247822), (362, 51959160), (396, 47498020), (440, 42748218), (495, 37998416), (528, 35623515), (543, 34639440), (660, 28498812), (720, 26123911), (724, 25979580), (792, 23749010), (880, 21374109), (905, 20783664), (990, 18999208), (1086, 17319720), (1320, 14249406), (1448, 12989790), (1584, 11874505), (1629, 11546480), (1810, 10391832), (1980, 9499604), (1991, 9447120), (2172, 8659860), (2640, 7124703), (2715, 6927888), (2896, 6494895), (3258, 5773240), (3620, 5195916), (3960, 4749802), (3982, 4723560), (4344, 4329930), (5430, 3463944), (5973, 3149040), (6516, 2886620), (7240, 2597958), (7920, 2374901), (7964, 2361780), (8145, 2309296), (8688, 2164965), (9955, 1889424), (10860, 1731972), (11946, 1574520), (13032, 1443310), (13121, 1433520), (14480, 1298979), (15928, 1180890), (16290, 1154648), (17919, 1049680), (19910, 944712), (21720, 865986), (23892, 787260), (26064, 721655), (26242, 716760), (29865, 629808), (31856, 590445), (32580, 577324), (35838, 524840), (39363, 477840), (39820, 472356), (43440, 432993), (47784, 393630), (52484, 358380), (59730, 314904), (65160, 288662), (65605, 286704), (71676, 262420), (78726, 238920), (79640, 236178), (89595, 209936), (95568, 196815), (104968, 179190), (118089, 159280), (119460, 157452), (130320, 144331), (131210, 143352)]