660971696

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:224

約数の個数: 240

約数和(自身を含む): 1804884480

約数和(自身を除く): 1143912784

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 19, 22, 28, 34, 38, 44, 56, 68, 76, 77, 88, 112, 119, 121, 133, 136, 151, 152, 154, 176, 187, 209, 238, 242, 266, 272, 302, 304, 308, 323, 374, 418, 476, 484, 532, 604, 616, 646, 748, 836, 847, 952, 968, 1057, 1064, 1208, 1232, 1292, 1309, 1463, 1496, 1661, 1672, 1694, 1904, 1936, 2057, 2114, 2128, 2261, 2299, 2416, 2567, 2584, 2618, 2869, 2926, 2992, 3322, 3344, 3388, 3553, 4114, 4228, 4522, 4598, 5134, 5168, 5236, 5738, 5852, 6644, 6776, 7106, 8228, 8456, 9044, 9196, 10268, 10472, 11476, 11627, 11704, 13288, 13552, 14212, 14399, 16093, 16456, 16912, 17969, 18088, 18271, 18392, 20083, 20536, 20944, 22952, 23254, 23408, 24871, 26576, 28237, 28424, 28798, 31559, 32186, 32912, 35938, 36176, 36542, 36784, 39083, 40166, 41072, 45904, 46508, 48773, 49742, 56474, 56848, 57596, 63118, 64372, 71876, 73084, 78166, 80332, 93016, 97546, 99484, 112948, 115192, 126236, 127897, 128744, 143752, 146168, 156332, 160664, 186032, 195092, 197659, 198968, 220913, 225896, 230384, 252472, 255794, 257488, 273581, 287504, 292336, 310607, 312664, 321328, 341411, 347149, 390184, 395318, 397936, 441826, 451792, 504944, 511588, 536503, 547162, 621214, 625328, 682822, 694298, 780368, 790636, 883652, 1023176, 1073006, 1094324, 1242428, 1365644, 1388596, 1581272, 1767304, 2046352, 2146012, 2174249, 2188648, 2430043, 2484856, 2731288, 2777192, 3162544, 3534608, 3755521, 4292024, 4348498, 4377296, 4860086, 4969712, 5462576, 5554384, 5901533, 7511042, 8584048, 8696996, 9720172, 11803066, 15022084, 17393992, 19440344, 23606132, 30044168, 34787984, 38880688, 41310731, 47212264, 60088336, 82621462, 94424528, 165242924, 330485848, 660971696]

約数ペア:

[(1, 660971696), (2, 330485848), (4, 165242924), (7, 94424528), (8, 82621462), (11, 60088336), (14, 47212264), (16, 41310731), (17, 38880688), (19, 34787984), (22, 30044168), (28, 23606132), (34, 19440344), (38, 17393992), (44, 15022084), (56, 11803066), (68, 9720172), (76, 8696996), (77, 8584048), (88, 7511042), (112, 5901533), (119, 5554384), (121, 5462576), (133, 4969712), (136, 4860086), (151, 4377296), (152, 4348498), (154, 4292024), (176, 3755521), (187, 3534608), (209, 3162544), (238, 2777192), (242, 2731288), (266, 2484856), (272, 2430043), (302, 2188648), (304, 2174249), (308, 2146012), (323, 2046352), (374, 1767304), (418, 1581272), (476, 1388596), (484, 1365644), (532, 1242428), (604, 1094324), (616, 1073006), (646, 1023176), (748, 883652), (836, 790636), (847, 780368), (952, 694298), (968, 682822), (1057, 625328), (1064, 621214), (1208, 547162), (1232, 536503), (1292, 511588), (1309, 504944), (1463, 451792), (1496, 441826), (1661, 397936), (1672, 395318), (1694, 390184), (1904, 347149), (1936, 341411), (2057, 321328), (2114, 312664), (2128, 310607), (2261, 292336), (2299, 287504), (2416, 273581), (2567, 257488), (2584, 255794), (2618, 252472), (2869, 230384), (2926, 225896), (2992, 220913), (3322, 198968), (3344, 197659), (3388, 195092), (3553, 186032), (4114, 160664), (4228, 156332), (4522, 146168), (4598, 143752), (5134, 128744), (5168, 127897), (5236, 126236), (5738, 115192), (5852, 112948), (6644, 99484), (6776, 97546), (7106, 93016), (8228, 80332), (8456, 78166), (9044, 73084), (9196, 71876), (10268, 64372), (10472, 63118), (11476, 57596), (11627, 56848), (11704, 56474), (13288, 49742), (13552, 48773), (14212, 46508), (14399, 45904), (16093, 41072), (16456, 40166), (16912, 39083), (17969, 36784), (18088, 36542), (18271, 36176), (18392, 35938), (20083, 32912), (20536, 32186), (20944, 31559), (22952, 28798), (23254, 28424), (23408, 28237), (24871, 26576)]