231856240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1$

素因数の和:340

約数の個数: 240

約数和(自身を含む): 722632320

約数和(自身を除く): 490776080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 35, 38, 40, 44, 49, 55, 56, 70, 76, 77, 80, 88, 95, 98, 110, 112, 133, 140, 152, 154, 176, 190, 196, 209, 220, 245, 266, 280, 283, 304, 308, 380, 385, 392, 418, 440, 490, 532, 539, 560, 566, 616, 665, 760, 770, 784, 836, 880, 931, 980, 1045, 1064, 1078, 1132, 1232, 1330, 1415, 1463, 1520, 1540, 1672, 1862, 1960, 1981, 2090, 2128, 2156, 2264, 2660, 2695, 2830, 2926, 3080, 3113, 3344, 3724, 3920, 3962, 4180, 4312, 4528, 4655, 5320, 5377, 5390, 5660, 5852, 6160, 6226, 7315, 7448, 7924, 8360, 8624, 9310, 9905, 10241, 10640, 10754, 10780, 11320, 11704, 12452, 13867, 14630, 14896, 15565, 15848, 16720, 18620, 19810, 20482, 21508, 21560, 21791, 22640, 23408, 24904, 26885, 27734, 29260, 31130, 31696, 37240, 37639, 39620, 40964, 43016, 43120, 43582, 49808, 51205, 53770, 55468, 58520, 59147, 62260, 69335, 74480, 75278, 79240, 81928, 86032, 87164, 102410, 107540, 108955, 110936, 117040, 118294, 124520, 138670, 150556, 152537, 158480, 163856, 174328, 188195, 204820, 215080, 217910, 221872, 236588, 249040, 263473, 277340, 295735, 301112, 305074, 348656, 376390, 409640, 414029, 430160, 435820, 473176, 526946, 554680, 591470, 602224, 610148, 752780, 762685, 819280, 828058, 871640, 946352, 1053892, 1109360, 1182940, 1220296, 1317365, 1505560, 1525370, 1656116, 1743280, 2070145, 2107784, 2365880, 2440592, 2634730, 2898203, 3011120, 3050740, 3312232, 4140290, 4215568, 4731760, 5269460, 5796406, 6101480, 6624464, 8280580, 10538920, 11592812, 12202960, 14491015, 16561160, 21077840, 23185624, 28982030, 33122320, 46371248, 57964060, 115928120, 231856240]

約数ペア:

[(1, 231856240), (2, 115928120), (4, 57964060), (5, 46371248), (7, 33122320), (8, 28982030), (10, 23185624), (11, 21077840), (14, 16561160), (16, 14491015), (19, 12202960), (20, 11592812), (22, 10538920), (28, 8280580), (35, 6624464), (38, 6101480), (40, 5796406), (44, 5269460), (49, 4731760), (55, 4215568), (56, 4140290), (70, 3312232), (76, 3050740), (77, 3011120), (80, 2898203), (88, 2634730), (95, 2440592), (98, 2365880), (110, 2107784), (112, 2070145), (133, 1743280), (140, 1656116), (152, 1525370), (154, 1505560), (176, 1317365), (190, 1220296), (196, 1182940), (209, 1109360), (220, 1053892), (245, 946352), (266, 871640), (280, 828058), (283, 819280), (304, 762685), (308, 752780), (380, 610148), (385, 602224), (392, 591470), (418, 554680), (440, 526946), (490, 473176), (532, 435820), (539, 430160), (560, 414029), (566, 409640), (616, 376390), (665, 348656), (760, 305074), (770, 301112), (784, 295735), (836, 277340), (880, 263473), (931, 249040), (980, 236588), (1045, 221872), (1064, 217910), (1078, 215080), (1132, 204820), (1232, 188195), (1330, 174328), (1415, 163856), (1463, 158480), (1520, 152537), (1540, 150556), (1672, 138670), (1862, 124520), (1960, 118294), (1981, 117040), (2090, 110936), (2128, 108955), (2156, 107540), (2264, 102410), (2660, 87164), (2695, 86032), (2830, 81928), (2926, 79240), (3080, 75278), (3113, 74480), (3344, 69335), (3724, 62260), (3920, 59147), (3962, 58520), (4180, 55468), (4312, 53770), (4528, 51205), (4655, 49808), (5320, 43582), (5377, 43120), (5390, 43016), (5660, 40964), (5852, 39620), (6160, 37639), (6226, 37240), (7315, 31696), (7448, 31130), (7924, 29260), (8360, 27734), (8624, 26885), (9310, 24904), (9905, 23408), (10241, 22640), (10640, 21791), (10754, 21560), (10780, 21508), (11320, 20482), (11704, 19810), (12452, 18620), (13867, 16720), (14630, 15848), (14896, 15565)]