320723520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{829}}^1$

素因数の和:893

約数の個数: 224

約数和(自身を含む): 1133368320

約数和(自身を除く): 812644800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 64, 65, 78, 80, 93, 96, 104, 120, 124, 130, 155, 156, 160, 186, 192, 195, 208, 240, 248, 260, 310, 312, 320, 372, 390, 403, 416, 465, 480, 496, 520, 620, 624, 744, 780, 806, 829, 832, 930, 960, 992, 1040, 1209, 1240, 1248, 1488, 1560, 1612, 1658, 1860, 1984, 2015, 2080, 2418, 2480, 2487, 2496, 2976, 3120, 3224, 3316, 3720, 4030, 4145, 4160, 4836, 4960, 4974, 5952, 6045, 6240, 6448, 6632, 7440, 8060, 8290, 9672, 9920, 9948, 10777, 12090, 12435, 12480, 12896, 13264, 14880, 16120, 16580, 19344, 19896, 21554, 24180, 24870, 25699, 25792, 26528, 29760, 32240, 32331, 33160, 38688, 39792, 43108, 48360, 49740, 51398, 53056, 53885, 64480, 64662, 66320, 77097, 77376, 79584, 86216, 96720, 99480, 102796, 107770, 128495, 128960, 129324, 132640, 154194, 159168, 161655, 172432, 193440, 198960, 205592, 215540, 256990, 258648, 265280, 308388, 323310, 334087, 344864, 385485, 386880, 397920, 411184, 431080, 513980, 517296, 616776, 646620, 668174, 689728, 770970, 795840, 822368, 862160, 1002261, 1027960, 1034592, 1233552, 1293240, 1336348, 1541940, 1644736, 1670435, 1724320, 2004522, 2055920, 2069184, 2467104, 2586480, 2672696, 3083880, 3340870, 3448640, 4009044, 4111840, 4934208, 5011305, 5172960, 5345392, 6167760, 6681740, 8018088, 8223680, 10022610, 10345920, 10690784, 12335520, 13363480, 16036176, 20045220, 21381568, 24671040, 26726960, 32072352, 40090440, 53453920, 64144704, 80180880, 106907840, 160361760, 320723520]

約数ペア:

[(1, 320723520), (2, 160361760), (3, 106907840), (4, 80180880), (5, 64144704), (6, 53453920), (8, 40090440), (10, 32072352), (12, 26726960), (13, 24671040), (15, 21381568), (16, 20045220), (20, 16036176), (24, 13363480), (26, 12335520), (30, 10690784), (31, 10345920), (32, 10022610), (39, 8223680), (40, 8018088), (48, 6681740), (52, 6167760), (60, 5345392), (62, 5172960), (64, 5011305), (65, 4934208), (78, 4111840), (80, 4009044), (93, 3448640), (96, 3340870), (104, 3083880), (120, 2672696), (124, 2586480), (130, 2467104), (155, 2069184), (156, 2055920), (160, 2004522), (186, 1724320), (192, 1670435), (195, 1644736), (208, 1541940), (240, 1336348), (248, 1293240), (260, 1233552), (310, 1034592), (312, 1027960), (320, 1002261), (372, 862160), (390, 822368), (403, 795840), (416, 770970), (465, 689728), (480, 668174), (496, 646620), (520, 616776), (620, 517296), (624, 513980), (744, 431080), (780, 411184), (806, 397920), (829, 386880), (832, 385485), (930, 344864), (960, 334087), (992, 323310), (1040, 308388), (1209, 265280), (1240, 258648), (1248, 256990), (1488, 215540), (1560, 205592), (1612, 198960), (1658, 193440), (1860, 172432), (1984, 161655), (2015, 159168), (2080, 154194), (2418, 132640), (2480, 129324), (2487, 128960), (2496, 128495), (2976, 107770), (3120, 102796), (3224, 99480), (3316, 96720), (3720, 86216), (4030, 79584), (4145, 77376), (4160, 77097), (4836, 66320), (4960, 64662), (4974, 64480), (5952, 53885), (6045, 53056), (6240, 51398), (6448, 49740), (6632, 48360), (7440, 43108), (8060, 39792), (8290, 38688), (9672, 33160), (9920, 32331), (9948, 32240), (10777, 29760), (12090, 26528), (12435, 25792), (12480, 25699), (12896, 24870), (13264, 24180), (14880, 21554), (16120, 19896), (16580, 19344)]