221491032

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{599}}^1$

素因数の和:717

約数の個数: 128

約数和(自身を含む): 663552000

約数和(自身を除く): 442060968

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 71, 84, 93, 124, 142, 168, 186, 213, 217, 248, 284, 372, 426, 434, 497, 568, 599, 651, 744, 852, 868, 994, 1198, 1302, 1491, 1704, 1736, 1797, 1988, 2201, 2396, 2604, 2982, 3594, 3976, 4193, 4402, 4792, 5208, 5964, 6603, 7188, 8386, 8804, 11928, 12579, 13206, 14376, 15407, 16772, 17608, 18569, 25158, 26412, 30814, 33544, 37138, 42529, 46221, 50316, 52824, 55707, 61628, 74276, 85058, 92442, 100632, 111414, 123256, 127587, 129983, 148552, 170116, 184884, 222828, 255174, 259966, 297703, 340232, 369768, 389949, 445656, 510348, 519932, 595406, 779898, 893109, 1020696, 1039864, 1190812, 1318399, 1559796, 1786218, 2381624, 2636798, 3119592, 3572436, 3955197, 5273596, 7144872, 7910394, 9228793, 10547192, 15820788, 18457586, 27686379, 31641576, 36915172, 55372758, 73830344, 110745516, 221491032]

約数ペア:

[(1, 221491032), (2, 110745516), (3, 73830344), (4, 55372758), (6, 36915172), (7, 31641576), (8, 27686379), (12, 18457586), (14, 15820788), (21, 10547192), (24, 9228793), (28, 7910394), (31, 7144872), (42, 5273596), (56, 3955197), (62, 3572436), (71, 3119592), (84, 2636798), (93, 2381624), (124, 1786218), (142, 1559796), (168, 1318399), (186, 1190812), (213, 1039864), (217, 1020696), (248, 893109), (284, 779898), (372, 595406), (426, 519932), (434, 510348), (497, 445656), (568, 389949), (599, 369768), (651, 340232), (744, 297703), (852, 259966), (868, 255174), (994, 222828), (1198, 184884), (1302, 170116), (1491, 148552), (1704, 129983), (1736, 127587), (1797, 123256), (1988, 111414), (2201, 100632), (2396, 92442), (2604, 85058), (2982, 74276), (3594, 61628), (3976, 55707), (4193, 52824), (4402, 50316), (4792, 46221), (5208, 42529), (5964, 37138), (6603, 33544), (7188, 30814), (8386, 26412), (8804, 25158), (11928, 18569), (12579, 17608), (13206, 16772), (14376, 15407)]