161555520

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{829}}^1$

素因数の和:885

約数の個数: 224

約数和(自身を含む): 607161600

約数和(自身を除く): 445606080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 32, 35, 40, 42, 48, 56, 58, 60, 64, 70, 80, 84, 87, 96, 105, 112, 116, 120, 140, 145, 160, 168, 174, 192, 203, 210, 224, 232, 240, 280, 290, 320, 336, 348, 406, 420, 435, 448, 464, 480, 560, 580, 609, 672, 696, 812, 829, 840, 870, 928, 960, 1015, 1120, 1160, 1218, 1344, 1392, 1624, 1658, 1680, 1740, 1856, 2030, 2240, 2320, 2436, 2487, 2784, 3045, 3248, 3316, 3360, 3480, 4060, 4145, 4640, 4872, 4974, 5568, 5803, 6090, 6496, 6632, 6720, 6960, 8120, 8290, 9280, 9744, 9948, 11606, 12180, 12435, 12992, 13264, 13920, 16240, 16580, 17409, 19488, 19896, 23212, 24041, 24360, 24870, 26528, 27840, 29015, 32480, 33160, 34818, 38976, 39792, 46424, 48082, 48720, 49740, 53056, 58030, 64960, 66320, 69636, 72123, 79584, 87045, 92848, 96164, 97440, 99480, 116060, 120205, 132640, 139272, 144246, 159168, 168287, 174090, 185696, 192328, 194880, 198960, 232120, 240410, 265280, 278544, 288492, 336574, 348180, 360615, 371392, 384656, 397920, 464240, 480820, 504861, 557088, 576984, 673148, 696360, 721230, 769312, 795840, 841435, 928480, 961640, 1009722, 1114176, 1153968, 1346296, 1392720, 1442460, 1538624, 1682870, 1856960, 1923280, 2019444, 2307936, 2524305, 2692592, 2785440, 2884920, 3365740, 3846560, 4038888, 4615872, 5048610, 5385184, 5570880, 5769840, 6731480, 7693120, 8077776, 10097220, 10770368, 11539680, 13462960, 16155552, 20194440, 23079360, 26925920, 32311104, 40388880, 53851840, 80777760, 161555520]

約数ペア:

[(1, 161555520), (2, 80777760), (3, 53851840), (4, 40388880), (5, 32311104), (6, 26925920), (7, 23079360), (8, 20194440), (10, 16155552), (12, 13462960), (14, 11539680), (15, 10770368), (16, 10097220), (20, 8077776), (21, 7693120), (24, 6731480), (28, 5769840), (29, 5570880), (30, 5385184), (32, 5048610), (35, 4615872), (40, 4038888), (42, 3846560), (48, 3365740), (56, 2884920), (58, 2785440), (60, 2692592), (64, 2524305), (70, 2307936), (80, 2019444), (84, 1923280), (87, 1856960), (96, 1682870), (105, 1538624), (112, 1442460), (116, 1392720), (120, 1346296), (140, 1153968), (145, 1114176), (160, 1009722), (168, 961640), (174, 928480), (192, 841435), (203, 795840), (210, 769312), (224, 721230), (232, 696360), (240, 673148), (280, 576984), (290, 557088), (320, 504861), (336, 480820), (348, 464240), (406, 397920), (420, 384656), (435, 371392), (448, 360615), (464, 348180), (480, 336574), (560, 288492), (580, 278544), (609, 265280), (672, 240410), (696, 232120), (812, 198960), (829, 194880), (840, 192328), (870, 185696), (928, 174090), (960, 168287), (1015, 159168), (1120, 144246), (1160, 139272), (1218, 132640), (1344, 120205), (1392, 116060), (1624, 99480), (1658, 97440), (1680, 96164), (1740, 92848), (1856, 87045), (2030, 79584), (2240, 72123), (2320, 69636), (2436, 66320), (2487, 64960), (2784, 58030), (3045, 53056), (3248, 49740), (3316, 48720), (3360, 48082), (3480, 46424), (4060, 39792), (4145, 38976), (4640, 34818), (4872, 33160), (4974, 32480), (5568, 29015), (5803, 27840), (6090, 26528), (6496, 24870), (6632, 24360), (6720, 24041), (6960, 23212), (8120, 19896), (8290, 19488), (9280, 17409), (9744, 16580), (9948, 16240), (11606, 13920), (12180, 13264), (12435, 12992)]