221771664

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^2\times {\mathrm{73}}^2$

素因数の和:194

約数の個数: 135

約数和(自身を含む): 668464563

約数和(自身を除く): 446692899

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 73, 102, 136, 144, 146, 153, 204, 219, 272, 289, 292, 306, 408, 438, 578, 584, 612, 657, 816, 867, 876, 1156, 1168, 1224, 1241, 1314, 1734, 1752, 2312, 2448, 2482, 2601, 2628, 3468, 3504, 3723, 4624, 4964, 5202, 5256, 5329, 6936, 7446, 9928, 10404, 10512, 10658, 11169, 13872, 14892, 15987, 19856, 20808, 21097, 21316, 22338, 29784, 31974, 41616, 42194, 42632, 44676, 47961, 59568, 63291, 63948, 84388, 85264, 89352, 90593, 95922, 126582, 127896, 168776, 178704, 181186, 189873, 191844, 253164, 255792, 271779, 337552, 362372, 379746, 383688, 506328, 543558, 724744, 759492, 767376, 815337, 1012656, 1087116, 1449488, 1518984, 1540081, 1630674, 2174232, 3037968, 3080162, 3261348, 4348464, 4620243, 6160324, 6522696, 9240486, 12320648, 13045392, 13860729, 18480972, 24641296, 27721458, 36961944, 55442916, 73923888, 110885832, 221771664]

約数ペア:

[(1, 221771664), (2, 110885832), (3, 73923888), (4, 55442916), (6, 36961944), (8, 27721458), (9, 24641296), (12, 18480972), (16, 13860729), (17, 13045392), (18, 12320648), (24, 9240486), (34, 6522696), (36, 6160324), (48, 4620243), (51, 4348464), (68, 3261348), (72, 3080162), (73, 3037968), (102, 2174232), (136, 1630674), (144, 1540081), (146, 1518984), (153, 1449488), (204, 1087116), (219, 1012656), (272, 815337), (289, 767376), (292, 759492), (306, 724744), (408, 543558), (438, 506328), (578, 383688), (584, 379746), (612, 362372), (657, 337552), (816, 271779), (867, 255792), (876, 253164), (1156, 191844), (1168, 189873), (1224, 181186), (1241, 178704), (1314, 168776), (1734, 127896), (1752, 126582), (2312, 95922), (2448, 90593), (2482, 89352), (2601, 85264), (2628, 84388), (3468, 63948), (3504, 63291), (3723, 59568), (4624, 47961), (4964, 44676), (5202, 42632), (5256, 42194), (5329, 41616), (6936, 31974), (7446, 29784), (9928, 22338), (10404, 21316), (10512, 21097), (10658, 20808), (11169, 19856), (13872, 15987)]