161688240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{4583}}^1$

素因数の和:4616

約数の個数: 180

約数和(自身を含む): 631794384

約数和(自身を除く): 470106144

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 4583, 5040, 5880, 7056, 8820, 9166, 11760, 13749, 17640, 18332, 22915, 27498, 32081, 35280, 36664, 41247, 45830, 54996, 64162, 68745, 73328, 82494, 91660, 96243, 109992, 128324, 137490, 160405, 164988, 183320, 192486, 206235, 219984, 224567, 256648, 274980, 288729, 320810, 329976, 366640, 384972, 412470, 449134, 481215, 513296, 549960, 577458, 641620, 659952, 673701, 769944, 824940, 898268, 962430, 1099920, 1122835, 1154916, 1283240, 1347402, 1443645, 1539888, 1649880, 1796536, 1924860, 2021103, 2245670, 2309832, 2566480, 2694804, 2887290, 3299760, 3368505, 3593072, 3849720, 4042206, 4491340, 4619664, 5389608, 5774580, 6737010, 7699440, 8084412, 8982680, 10105515, 10779216, 11549160, 13474020, 16168824, 17965360, 20211030, 23098320, 26948040, 32337648, 40422060, 53896080, 80844120, 161688240]

約数ペア:

[(1, 161688240), (2, 80844120), (3, 53896080), (4, 40422060), (5, 32337648), (6, 26948040), (7, 23098320), (8, 20211030), (9, 17965360), (10, 16168824), (12, 13474020), (14, 11549160), (15, 10779216), (16, 10105515), (18, 8982680), (20, 8084412), (21, 7699440), (24, 6737010), (28, 5774580), (30, 5389608), (35, 4619664), (36, 4491340), (40, 4042206), (42, 3849720), (45, 3593072), (48, 3368505), (49, 3299760), (56, 2887290), (60, 2694804), (63, 2566480), (70, 2309832), (72, 2245670), (80, 2021103), (84, 1924860), (90, 1796536), (98, 1649880), (105, 1539888), (112, 1443645), (120, 1347402), (126, 1283240), (140, 1154916), (144, 1122835), (147, 1099920), (168, 962430), (180, 898268), (196, 824940), (210, 769944), (240, 673701), (245, 659952), (252, 641620), (280, 577458), (294, 549960), (315, 513296), (336, 481215), (360, 449134), (392, 412470), (420, 384972), (441, 366640), (490, 329976), (504, 320810), (560, 288729), (588, 274980), (630, 256648), (720, 224567), (735, 219984), (784, 206235), (840, 192486), (882, 183320), (980, 164988), (1008, 160405), (1176, 137490), (1260, 128324), (1470, 109992), (1680, 96243), (1764, 91660), (1960, 82494), (2205, 73328), (2352, 68745), (2520, 64162), (2940, 54996), (3528, 45830), (3920, 41247), (4410, 36664), (4583, 35280), (5040, 32081), (5880, 27498), (7056, 22915), (8820, 18332), (9166, 17640), (11760, 13749)]