240542640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{829}}^1$

素因数の和:892

約数の個数: 240

約数和(自身を含む): 899109120

約数和(自身を除く): 658566480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 31, 36, 39, 40, 45, 48, 52, 60, 62, 65, 72, 78, 80, 90, 93, 104, 117, 120, 124, 130, 144, 155, 156, 180, 186, 195, 208, 234, 240, 248, 260, 279, 310, 312, 360, 372, 390, 403, 465, 468, 496, 520, 558, 585, 620, 624, 720, 744, 780, 806, 829, 930, 936, 1040, 1116, 1170, 1209, 1240, 1395, 1488, 1560, 1612, 1658, 1860, 1872, 2015, 2232, 2340, 2418, 2480, 2487, 2790, 3120, 3224, 3316, 3627, 3720, 4030, 4145, 4464, 4680, 4836, 4974, 5580, 6045, 6448, 6632, 7254, 7440, 7461, 8060, 8290, 9360, 9672, 9948, 10777, 11160, 12090, 12435, 13264, 14508, 14922, 16120, 16580, 18135, 19344, 19896, 21554, 22320, 24180, 24870, 25699, 29016, 29844, 32240, 32331, 33160, 36270, 37305, 39792, 43108, 48360, 49740, 51398, 53885, 58032, 59688, 64662, 66320, 72540, 74610, 77097, 86216, 96720, 96993, 99480, 102796, 107770, 119376, 128495, 129324, 145080, 149220, 154194, 161655, 172432, 193986, 198960, 205592, 215540, 231291, 256990, 258648, 290160, 298440, 308388, 323310, 334087, 385485, 387972, 411184, 431080, 462582, 484965, 513980, 517296, 596880, 616776, 646620, 668174, 770970, 775944, 862160, 925164, 969930, 1002261, 1027960, 1156455, 1233552, 1293240, 1336348, 1541940, 1551888, 1670435, 1850328, 1939860, 2004522, 2055920, 2312910, 2586480, 2672696, 3006783, 3083880, 3340870, 3700656, 3879720, 4009044, 4625820, 5011305, 5345392, 6013566, 6167760, 6681740, 7759440, 8018088, 9251640, 10022610, 12027132, 13363480, 15033915, 16036176, 18503280, 20045220, 24054264, 26726960, 30067830, 40090440, 48108528, 60135660, 80180880, 120271320, 240542640]

約数ペア:

[(1, 240542640), (2, 120271320), (3, 80180880), (4, 60135660), (5, 48108528), (6, 40090440), (8, 30067830), (9, 26726960), (10, 24054264), (12, 20045220), (13, 18503280), (15, 16036176), (16, 15033915), (18, 13363480), (20, 12027132), (24, 10022610), (26, 9251640), (30, 8018088), (31, 7759440), (36, 6681740), (39, 6167760), (40, 6013566), (45, 5345392), (48, 5011305), (52, 4625820), (60, 4009044), (62, 3879720), (65, 3700656), (72, 3340870), (78, 3083880), (80, 3006783), (90, 2672696), (93, 2586480), (104, 2312910), (117, 2055920), (120, 2004522), (124, 1939860), (130, 1850328), (144, 1670435), (155, 1551888), (156, 1541940), (180, 1336348), (186, 1293240), (195, 1233552), (208, 1156455), (234, 1027960), (240, 1002261), (248, 969930), (260, 925164), (279, 862160), (310, 775944), (312, 770970), (360, 668174), (372, 646620), (390, 616776), (403, 596880), (465, 517296), (468, 513980), (496, 484965), (520, 462582), (558, 431080), (585, 411184), (620, 387972), (624, 385485), (720, 334087), (744, 323310), (780, 308388), (806, 298440), (829, 290160), (930, 258648), (936, 256990), (1040, 231291), (1116, 215540), (1170, 205592), (1209, 198960), (1240, 193986), (1395, 172432), (1488, 161655), (1560, 154194), (1612, 149220), (1658, 145080), (1860, 129324), (1872, 128495), (2015, 119376), (2232, 107770), (2340, 102796), (2418, 99480), (2480, 96993), (2487, 96720), (2790, 86216), (3120, 77097), (3224, 74610), (3316, 72540), (3627, 66320), (3720, 64662), (4030, 59688), (4145, 58032), (4464, 53885), (4680, 51398), (4836, 49740), (4974, 48360), (5580, 43108), (6045, 39792), (6448, 37305), (6632, 36270), (7254, 33160), (7440, 32331), (7461, 32240), (8060, 29844), (8290, 29016), (9360, 25699), (9672, 24870), (9948, 24180), (10777, 22320), (11160, 21554), (12090, 19896), (12435, 19344), (13264, 18135), (14508, 16580), (14922, 16120)]