399976512

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:197

約数の個数: 224

約数和(自身を含む): 1206422784

約数和(自身を除く): 806446272

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 37, 39, 48, 52, 61, 64, 71, 74, 78, 96, 104, 111, 122, 142, 148, 156, 183, 192, 208, 213, 222, 244, 284, 296, 312, 366, 416, 426, 444, 481, 488, 568, 592, 624, 732, 793, 832, 852, 888, 923, 962, 976, 1136, 1184, 1248, 1443, 1464, 1586, 1704, 1776, 1846, 1924, 1952, 2257, 2272, 2368, 2379, 2496, 2627, 2769, 2886, 2928, 3172, 3408, 3552, 3692, 3848, 3904, 4331, 4514, 4544, 4758, 5254, 5538, 5772, 5856, 6344, 6771, 6816, 7104, 7384, 7696, 7881, 8662, 9028, 9516, 10508, 11076, 11544, 11712, 12688, 12993, 13542, 13632, 14768, 15392, 15762, 17324, 18056, 19032, 21016, 22152, 23088, 25376, 25986, 27084, 29341, 29536, 30784, 31524, 34151, 34648, 36112, 38064, 42032, 44304, 46176, 50752, 51972, 54168, 56303, 58682, 59072, 63048, 68302, 69296, 72224, 76128, 84064, 88023, 88608, 92352, 102453, 103944, 108336, 112606, 117364, 126096, 136604, 138592, 144448, 152256, 160247, 168128, 168909, 176046, 177216, 204906, 207888, 216672, 225212, 234728, 252192, 273208, 277184, 320494, 337818, 352092, 409812, 415776, 433344, 450424, 469456, 480741, 504384, 546416, 640988, 675636, 704184, 819624, 831552, 900848, 938912, 961482, 1092832, 1281976, 1351272, 1408368, 1639248, 1801696, 1877824, 1922964, 2083211, 2185664, 2563952, 2702544, 2816736, 3278496, 3603392, 3845928, 4166422, 5127904, 5405088, 5633472, 6249633, 6556992, 7691856, 8332844, 10255808, 10810176, 12499266, 15383712, 16665688, 24998532, 30767424, 33331376, 49997064, 66662752, 99994128, 133325504, 199988256, 399976512]

約数ペア:

[(1, 399976512), (2, 199988256), (3, 133325504), (4, 99994128), (6, 66662752), (8, 49997064), (12, 33331376), (13, 30767424), (16, 24998532), (24, 16665688), (26, 15383712), (32, 12499266), (37, 10810176), (39, 10255808), (48, 8332844), (52, 7691856), (61, 6556992), (64, 6249633), (71, 5633472), (74, 5405088), (78, 5127904), (96, 4166422), (104, 3845928), (111, 3603392), (122, 3278496), (142, 2816736), (148, 2702544), (156, 2563952), (183, 2185664), (192, 2083211), (208, 1922964), (213, 1877824), (222, 1801696), (244, 1639248), (284, 1408368), (296, 1351272), (312, 1281976), (366, 1092832), (416, 961482), (426, 938912), (444, 900848), (481, 831552), (488, 819624), (568, 704184), (592, 675636), (624, 640988), (732, 546416), (793, 504384), (832, 480741), (852, 469456), (888, 450424), (923, 433344), (962, 415776), (976, 409812), (1136, 352092), (1184, 337818), (1248, 320494), (1443, 277184), (1464, 273208), (1586, 252192), (1704, 234728), (1776, 225212), (1846, 216672), (1924, 207888), (1952, 204906), (2257, 177216), (2272, 176046), (2368, 168909), (2379, 168128), (2496, 160247), (2627, 152256), (2769, 144448), (2886, 138592), (2928, 136604), (3172, 126096), (3408, 117364), (3552, 112606), (3692, 108336), (3848, 103944), (3904, 102453), (4331, 92352), (4514, 88608), (4544, 88023), (4758, 84064), (5254, 76128), (5538, 72224), (5772, 69296), (5856, 68302), (6344, 63048), (6771, 59072), (6816, 58682), (7104, 56303), (7384, 54168), (7696, 51972), (7881, 50752), (8662, 46176), (9028, 44304), (9516, 42032), (10508, 38064), (11076, 36112), (11544, 34648), (11712, 34151), (12688, 31524), (12993, 30784), (13542, 29536), (13632, 29341), (14768, 27084), (15392, 25986), (15762, 25376), (17324, 23088), (18056, 22152), (19032, 21016)]