198729664

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{631}}^1$

素因数の和:706

約数の個数: 112

約数和(自身を含む): 488005120

約数和(自身を除く): 289275456

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 37, 38, 56, 64, 74, 76, 112, 133, 148, 152, 224, 259, 266, 296, 304, 448, 518, 532, 592, 608, 631, 703, 1036, 1064, 1184, 1216, 1262, 1406, 2072, 2128, 2368, 2524, 2812, 4144, 4256, 4417, 4921, 5048, 5624, 8288, 8512, 8834, 9842, 10096, 11248, 11989, 16576, 17668, 19684, 20192, 22496, 23347, 23978, 35336, 39368, 40384, 44992, 46694, 47956, 70672, 78736, 83923, 93388, 95912, 141344, 157472, 163429, 167846, 186776, 191824, 282688, 314944, 326858, 335692, 373552, 383648, 443593, 653716, 671384, 747104, 767296, 887186, 1307432, 1342768, 1494208, 1774372, 2614864, 2685536, 3105151, 3548744, 5229728, 5371072, 6210302, 7097488, 10459456, 12420604, 14194976, 24841208, 28389952, 49682416, 99364832, 198729664]

約数ペア:

[(1, 198729664), (2, 99364832), (4, 49682416), (7, 28389952), (8, 24841208), (14, 14194976), (16, 12420604), (19, 10459456), (28, 7097488), (32, 6210302), (37, 5371072), (38, 5229728), (56, 3548744), (64, 3105151), (74, 2685536), (76, 2614864), (112, 1774372), (133, 1494208), (148, 1342768), (152, 1307432), (224, 887186), (259, 767296), (266, 747104), (296, 671384), (304, 653716), (448, 443593), (518, 383648), (532, 373552), (592, 335692), (608, 326858), (631, 314944), (703, 282688), (1036, 191824), (1064, 186776), (1184, 167846), (1216, 163429), (1262, 157472), (1406, 141344), (2072, 95912), (2128, 93388), (2368, 83923), (2524, 78736), (2812, 70672), (4144, 47956), (4256, 46694), (4417, 44992), (4921, 40384), (5048, 39368), (5624, 35336), (8288, 23978), (8512, 23347), (8834, 22496), (9842, 20192), (10096, 19684), (11248, 17668), (11989, 16576)]