210721896

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:420

約数の個数: 192

約数和(自身を含む): 718848000

約数和(自身を除く): 508126104

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 33, 36, 42, 44, 56, 63, 66, 72, 77, 84, 88, 99, 126, 132, 154, 168, 191, 198, 199, 231, 252, 264, 308, 382, 396, 398, 462, 504, 573, 597, 616, 693, 764, 792, 796, 924, 1146, 1194, 1337, 1386, 1393, 1528, 1592, 1719, 1791, 1848, 2101, 2189, 2292, 2388, 2674, 2772, 2786, 3438, 3582, 4011, 4179, 4202, 4378, 4584, 4776, 5348, 5544, 5572, 6303, 6567, 6876, 7164, 8022, 8358, 8404, 8756, 10696, 11144, 12033, 12537, 12606, 13134, 13752, 14328, 14707, 15323, 16044, 16716, 16808, 17512, 18909, 19701, 24066, 25074, 25212, 26268, 29414, 30646, 32088, 33432, 37818, 38009, 39402, 44121, 45969, 48132, 50148, 50424, 52536, 58828, 61292, 75636, 76018, 78804, 88242, 91938, 96264, 100296, 114027, 117656, 122584, 132363, 137907, 151272, 152036, 157608, 176484, 183876, 228054, 264726, 266063, 275814, 304072, 342081, 352968, 367752, 418099, 456108, 529452, 532126, 551628, 684162, 798189, 836198, 912216, 1058904, 1064252, 1103256, 1254297, 1368324, 1596378, 1672396, 2128504, 2394567, 2508594, 2736648, 2926693, 3192756, 3344792, 3762891, 4789134, 5017188, 5853386, 6385512, 7525782, 8780079, 9578268, 10034376, 11706772, 15051564, 17560158, 19156536, 23413544, 26340237, 30103128, 35120316, 52680474, 70240632, 105360948, 210721896]

約数ペア:

[(1, 210721896), (2, 105360948), (3, 70240632), (4, 52680474), (6, 35120316), (7, 30103128), (8, 26340237), (9, 23413544), (11, 19156536), (12, 17560158), (14, 15051564), (18, 11706772), (21, 10034376), (22, 9578268), (24, 8780079), (28, 7525782), (33, 6385512), (36, 5853386), (42, 5017188), (44, 4789134), (56, 3762891), (63, 3344792), (66, 3192756), (72, 2926693), (77, 2736648), (84, 2508594), (88, 2394567), (99, 2128504), (126, 1672396), (132, 1596378), (154, 1368324), (168, 1254297), (191, 1103256), (198, 1064252), (199, 1058904), (231, 912216), (252, 836198), (264, 798189), (308, 684162), (382, 551628), (396, 532126), (398, 529452), (462, 456108), (504, 418099), (573, 367752), (597, 352968), (616, 342081), (693, 304072), (764, 275814), (792, 266063), (796, 264726), (924, 228054), (1146, 183876), (1194, 176484), (1337, 157608), (1386, 152036), (1393, 151272), (1528, 137907), (1592, 132363), (1719, 122584), (1791, 117656), (1848, 114027), (2101, 100296), (2189, 96264), (2292, 91938), (2388, 88242), (2674, 78804), (2772, 76018), (2786, 75636), (3438, 61292), (3582, 58828), (4011, 52536), (4179, 50424), (4202, 50148), (4378, 48132), (4584, 45969), (4776, 44121), (5348, 39402), (5544, 38009), (5572, 37818), (6303, 33432), (6567, 32088), (6876, 30646), (7164, 29414), (8022, 26268), (8358, 25212), (8404, 25074), (8756, 24066), (10696, 19701), (11144, 18909), (12033, 17512), (12537, 16808), (12606, 16716), (13134, 16044), (13752, 15323), (14328, 14707)]