320930400

素因数分解:

$2^5\times 3^1\times 5^2\times 7^2\times {\mathrm{2729}}^1$

素因数の和:2766

約数の個数: 216

約数和(自身を含む): 1215625320

約数和(自身を除く): 894694920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 49, 50, 56, 60, 70, 75, 80, 84, 96, 98, 100, 105, 112, 120, 140, 147, 150, 160, 168, 175, 196, 200, 210, 224, 240, 245, 280, 294, 300, 336, 350, 392, 400, 420, 480, 490, 525, 560, 588, 600, 672, 700, 735, 784, 800, 840, 980, 1050, 1120, 1176, 1200, 1225, 1400, 1470, 1568, 1680, 1960, 2100, 2352, 2400, 2450, 2729, 2800, 2940, 3360, 3675, 3920, 4200, 4704, 4900, 5458, 5600, 5880, 7350, 7840, 8187, 8400, 9800, 10916, 11760, 13645, 14700, 16374, 16800, 19103, 19600, 21832, 23520, 27290, 29400, 32748, 38206, 39200, 40935, 43664, 54580, 57309, 58800, 65496, 68225, 76412, 81870, 87328, 95515, 109160, 114618, 117600, 130992, 133721, 136450, 152824, 163740, 191030, 204675, 218320, 229236, 261984, 267442, 272900, 286545, 305648, 327480, 382060, 401163, 409350, 436640, 458472, 477575, 534884, 545800, 573090, 611296, 654960, 668605, 764120, 802326, 818700, 916944, 955150, 1069768, 1091600, 1146180, 1309920, 1337210, 1432725, 1528240, 1604652, 1637400, 1833888, 1910300, 2005815, 2139536, 2183200, 2292360, 2674420, 2865450, 3056480, 3209304, 3274800, 3343025, 3820600, 4011630, 4279072, 4584720, 5348840, 5730900, 6418608, 6549600, 6686050, 7641200, 8023260, 9169440, 10029075, 10697680, 11461800, 12837216, 13372100, 15282400, 16046520, 20058150, 21395360, 22923600, 26744200, 32093040, 40116300, 45847200, 53488400, 64186080, 80232600, 106976800, 160465200, 320930400]

約数ペア:

[(1, 320930400), (2, 160465200), (3, 106976800), (4, 80232600), (5, 64186080), (6, 53488400), (7, 45847200), (8, 40116300), (10, 32093040), (12, 26744200), (14, 22923600), (15, 21395360), (16, 20058150), (20, 16046520), (21, 15282400), (24, 13372100), (25, 12837216), (28, 11461800), (30, 10697680), (32, 10029075), (35, 9169440), (40, 8023260), (42, 7641200), (48, 6686050), (49, 6549600), (50, 6418608), (56, 5730900), (60, 5348840), (70, 4584720), (75, 4279072), (80, 4011630), (84, 3820600), (96, 3343025), (98, 3274800), (100, 3209304), (105, 3056480), (112, 2865450), (120, 2674420), (140, 2292360), (147, 2183200), (150, 2139536), (160, 2005815), (168, 1910300), (175, 1833888), (196, 1637400), (200, 1604652), (210, 1528240), (224, 1432725), (240, 1337210), (245, 1309920), (280, 1146180), (294, 1091600), (300, 1069768), (336, 955150), (350, 916944), (392, 818700), (400, 802326), (420, 764120), (480, 668605), (490, 654960), (525, 611296), (560, 573090), (588, 545800), (600, 534884), (672, 477575), (700, 458472), (735, 436640), (784, 409350), (800, 401163), (840, 382060), (980, 327480), (1050, 305648), (1120, 286545), (1176, 272900), (1200, 267442), (1225, 261984), (1400, 229236), (1470, 218320), (1568, 204675), (1680, 191030), (1960, 163740), (2100, 152824), (2352, 136450), (2400, 133721), (2450, 130992), (2729, 117600), (2800, 114618), (2940, 109160), (3360, 95515), (3675, 87328), (3920, 81870), (4200, 76412), (4704, 68225), (4900, 65496), (5458, 58800), (5600, 57309), (5880, 54580), (7350, 43664), (7840, 40935), (8187, 39200), (8400, 38206), (9800, 32748), (10916, 29400), (11760, 27290), (13645, 23520), (14700, 21832), (16374, 19600), (16800, 19103)]