203940296

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:231

約数の個数: 128

約数和(自身を含む): 489888000

約数和(自身を除く): 285947704

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 29, 34, 56, 58, 68, 83, 89, 116, 119, 136, 166, 178, 203, 232, 238, 332, 356, 406, 476, 493, 581, 623, 664, 712, 812, 952, 986, 1162, 1246, 1411, 1513, 1624, 1972, 2324, 2407, 2492, 2581, 2822, 3026, 3451, 3944, 4648, 4814, 4984, 5162, 5644, 6052, 6902, 7387, 9628, 9877, 10324, 10591, 11288, 12104, 13804, 14774, 16849, 18067, 19256, 19754, 20648, 21182, 27608, 29548, 33698, 36134, 39508, 40919, 42364, 43877, 51709, 59096, 67396, 72268, 79016, 81838, 84728, 87754, 103418, 125579, 134792, 144536, 163676, 175508, 206836, 214223, 251158, 286433, 307139, 327352, 351016, 413672, 428446, 502316, 572866, 614278, 856892, 879053, 1004632, 1145732, 1228556, 1499561, 1713784, 1758106, 2291464, 2457112, 2999122, 3516212, 3641791, 5998244, 7032424, 7283582, 11996488, 14567164, 25492537, 29134328, 50985074, 101970148, 203940296]

約数ペア:

[(1, 203940296), (2, 101970148), (4, 50985074), (7, 29134328), (8, 25492537), (14, 14567164), (17, 11996488), (28, 7283582), (29, 7032424), (34, 5998244), (56, 3641791), (58, 3516212), (68, 2999122), (83, 2457112), (89, 2291464), (116, 1758106), (119, 1713784), (136, 1499561), (166, 1228556), (178, 1145732), (203, 1004632), (232, 879053), (238, 856892), (332, 614278), (356, 572866), (406, 502316), (476, 428446), (493, 413672), (581, 351016), (623, 327352), (664, 307139), (712, 286433), (812, 251158), (952, 214223), (986, 206836), (1162, 175508), (1246, 163676), (1411, 144536), (1513, 134792), (1624, 125579), (1972, 103418), (2324, 87754), (2407, 84728), (2492, 81838), (2581, 79016), (2822, 72268), (3026, 67396), (3451, 59096), (3944, 51709), (4648, 43877), (4814, 42364), (4984, 40919), (5162, 39508), (5644, 36134), (6052, 33698), (6902, 29548), (7387, 27608), (9628, 21182), (9877, 20648), (10324, 19754), (10591, 19256), (11288, 18067), (12104, 16849), (13804, 14774)]