221293488

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{907}}^1$

素因数の和:971

約数の個数: 160

約数和(自身を含む): 680956416

約数和(自身を除く): 459662928

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 23, 24, 26, 34, 39, 46, 48, 51, 52, 68, 69, 78, 92, 102, 104, 136, 138, 156, 184, 204, 208, 221, 272, 276, 299, 312, 368, 391, 408, 442, 552, 598, 624, 663, 782, 816, 884, 897, 907, 1104, 1173, 1196, 1326, 1564, 1768, 1794, 1814, 2346, 2392, 2652, 2721, 3128, 3536, 3588, 3628, 4692, 4784, 5083, 5304, 5442, 6256, 7176, 7256, 9384, 10166, 10608, 10884, 11791, 14352, 14512, 15249, 15419, 18768, 20332, 20861, 21768, 23582, 30498, 30838, 35373, 40664, 41722, 43536, 46257, 47164, 60996, 61676, 62583, 70746, 81328, 83444, 92514, 94328, 121992, 123352, 125166, 141492, 166888, 185028, 188656, 200447, 243984, 246704, 250332, 271193, 282984, 333776, 354637, 370056, 400894, 500664, 542386, 565968, 601341, 709274, 740112, 801788, 813579, 1001328, 1063911, 1084772, 1202682, 1418548, 1603576, 1627158, 2127822, 2169544, 2405364, 2837096, 3207152, 3254316, 4255644, 4339088, 4610281, 4810728, 5674192, 6508632, 8511288, 9220562, 9621456, 13017264, 13830843, 17022576, 18441124, 27661686, 36882248, 55323372, 73764496, 110646744, 221293488]

約数ペア:

[(1, 221293488), (2, 110646744), (3, 73764496), (4, 55323372), (6, 36882248), (8, 27661686), (12, 18441124), (13, 17022576), (16, 13830843), (17, 13017264), (23, 9621456), (24, 9220562), (26, 8511288), (34, 6508632), (39, 5674192), (46, 4810728), (48, 4610281), (51, 4339088), (52, 4255644), (68, 3254316), (69, 3207152), (78, 2837096), (92, 2405364), (102, 2169544), (104, 2127822), (136, 1627158), (138, 1603576), (156, 1418548), (184, 1202682), (204, 1084772), (208, 1063911), (221, 1001328), (272, 813579), (276, 801788), (299, 740112), (312, 709274), (368, 601341), (391, 565968), (408, 542386), (442, 500664), (552, 400894), (598, 370056), (624, 354637), (663, 333776), (782, 282984), (816, 271193), (884, 250332), (897, 246704), (907, 243984), (1104, 200447), (1173, 188656), (1196, 185028), (1326, 166888), (1564, 141492), (1768, 125166), (1794, 123352), (1814, 121992), (2346, 94328), (2392, 92514), (2652, 83444), (2721, 81328), (3128, 70746), (3536, 62583), (3588, 61676), (3628, 60996), (4692, 47164), (4784, 46257), (5083, 43536), (5304, 41722), (5442, 40664), (6256, 35373), (7176, 30838), (7256, 30498), (9384, 23582), (10166, 21768), (10608, 20861), (10884, 20332), (11791, 18768), (14352, 15419), (14512, 15249)]