981381632

素因数分解:

$2^9\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:151

約数の個数: 240

約数和(自身を含む): 2577501696

約数和(自身を除く): 1596120064

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 64, 73, 77, 88, 112, 121, 124, 128, 146, 154, 176, 217, 224, 242, 248, 256, 292, 308, 341, 352, 434, 448, 484, 496, 511, 512, 584, 616, 682, 704, 803, 847, 868, 896, 968, 992, 1022, 1168, 1232, 1364, 1408, 1606, 1694, 1736, 1792, 1936, 1984, 2044, 2263, 2336, 2387, 2464, 2728, 2816, 3212, 3388, 3472, 3584, 3751, 3872, 3968, 4088, 4526, 4672, 4774, 4928, 5456, 5621, 5632, 6424, 6776, 6944, 7502, 7744, 7936, 8176, 8833, 9052, 9344, 9548, 9856, 10912, 11242, 12848, 13552, 13888, 15004, 15488, 15841, 15872, 16352, 17666, 18104, 18688, 19096, 19712, 21824, 22484, 24893, 25696, 26257, 27104, 27776, 30008, 30976, 31682, 32704, 35332, 36208, 37376, 38192, 39424, 43648, 44968, 49786, 51392, 52514, 54208, 55552, 60016, 61831, 61952, 63364, 65408, 70664, 72416, 76384, 87296, 89936, 99572, 102784, 105028, 108416, 111104, 120032, 123662, 126728, 130816, 141328, 144832, 152768, 174251, 174592, 179872, 199144, 205568, 210056, 216832, 240064, 247324, 253456, 261632, 273823, 282656, 289664, 305536, 348502, 359744, 398288, 411136, 420112, 433664, 480128, 494648, 506912, 547646, 565312, 579328, 611072, 697004, 719488, 796576, 840224, 960256, 989296, 1013824, 1095292, 1130624, 1158656, 1222144, 1394008, 1438976, 1593152, 1680448, 1916761, 1920512, 1978592, 2027648, 2190584, 2261248, 2788016, 2877952, 3186304, 3360896, 3833522, 3957184, 4055296, 4381168, 4522496, 5576032, 6372608, 6721792, 7667044, 7914368, 8110592, 8762336, 11152064, 12745216, 13443584, 15334088, 15828736, 17524672, 22304128, 30668176, 31657472, 35049344, 44608256, 61336352, 70098688, 89216512, 122672704, 140197376, 245345408, 490690816, 981381632]

約数ペア:

[(1, 981381632), (2, 490690816), (4, 245345408), (7, 140197376), (8, 122672704), (11, 89216512), (14, 70098688), (16, 61336352), (22, 44608256), (28, 35049344), (31, 31657472), (32, 30668176), (44, 22304128), (56, 17524672), (62, 15828736), (64, 15334088), (73, 13443584), (77, 12745216), (88, 11152064), (112, 8762336), (121, 8110592), (124, 7914368), (128, 7667044), (146, 6721792), (154, 6372608), (176, 5576032), (217, 4522496), (224, 4381168), (242, 4055296), (248, 3957184), (256, 3833522), (292, 3360896), (308, 3186304), (341, 2877952), (352, 2788016), (434, 2261248), (448, 2190584), (484, 2027648), (496, 1978592), (511, 1920512), (512, 1916761), (584, 1680448), (616, 1593152), (682, 1438976), (704, 1394008), (803, 1222144), (847, 1158656), (868, 1130624), (896, 1095292), (968, 1013824), (992, 989296), (1022, 960256), (1168, 840224), (1232, 796576), (1364, 719488), (1408, 697004), (1606, 611072), (1694, 579328), (1736, 565312), (1792, 547646), (1936, 506912), (1984, 494648), (2044, 480128), (2263, 433664), (2336, 420112), (2387, 411136), (2464, 398288), (2728, 359744), (2816, 348502), (3212, 305536), (3388, 289664), (3472, 282656), (3584, 273823), (3751, 261632), (3872, 253456), (3968, 247324), (4088, 240064), (4526, 216832), (4672, 210056), (4774, 205568), (4928, 199144), (5456, 179872), (5621, 174592), (5632, 174251), (6424, 152768), (6776, 144832), (6944, 141328), (7502, 130816), (7744, 126728), (7936, 123662), (8176, 120032), (8833, 111104), (9052, 108416), (9344, 105028), (9548, 102784), (9856, 99572), (10912, 89936), (11242, 87296), (12848, 76384), (13552, 72416), (13888, 70664), (15004, 65408), (15488, 63364), (15841, 61952), (15872, 61831), (16352, 60016), (17666, 55552), (18104, 54208), (18688, 52514), (19096, 51392), (19712, 49786), (21824, 44968), (22484, 43648), (24893, 39424), (25696, 38192), (26257, 37376), (27104, 36208), (27776, 35332), (30008, 32704), (30976, 31682)]