220481856

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{367}}^1$

素因数の和:541

約数の個数: 168

約数和(自身を含む): 729081600

約数和(自身を除く): 508599744

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 144, 149, 168, 192, 224, 252, 288, 298, 336, 367, 447, 448, 504, 576, 596, 672, 734, 894, 1008, 1043, 1101, 1192, 1341, 1344, 1468, 1788, 2016, 2086, 2202, 2384, 2569, 2682, 2936, 3129, 3303, 3576, 4032, 4172, 4404, 4768, 5138, 5364, 5872, 6258, 6606, 7152, 7707, 8344, 8808, 9387, 9536, 10276, 10728, 11744, 12516, 13212, 14304, 15414, 16688, 17616, 18774, 20552, 21456, 23121, 23488, 25032, 26424, 28608, 30828, 33376, 35232, 37548, 41104, 42912, 46242, 50064, 52848, 54683, 61656, 66752, 70464, 75096, 82208, 85824, 92484, 100128, 105696, 109366, 123312, 150192, 164049, 164416, 184968, 200256, 211392, 218732, 246624, 300384, 328098, 369936, 382781, 437464, 492147, 493248, 600768, 656196, 739872, 765562, 874928, 984294, 1148343, 1312392, 1479744, 1531124, 1749856, 1968588, 2296686, 2624784, 3062248, 3445029, 3499712, 3937176, 4593372, 5249568, 6124496, 6890058, 7874352, 9186744, 10499136, 12248992, 13780116, 15748704, 18373488, 24497984, 27560232, 31497408, 36746976, 55120464, 73493952, 110240928, 220481856]

約数ペア:

[(1, 220481856), (2, 110240928), (3, 73493952), (4, 55120464), (6, 36746976), (7, 31497408), (8, 27560232), (9, 24497984), (12, 18373488), (14, 15748704), (16, 13780116), (18, 12248992), (21, 10499136), (24, 9186744), (28, 7874352), (32, 6890058), (36, 6124496), (42, 5249568), (48, 4593372), (56, 3937176), (63, 3499712), (64, 3445029), (72, 3062248), (84, 2624784), (96, 2296686), (112, 1968588), (126, 1749856), (144, 1531124), (149, 1479744), (168, 1312392), (192, 1148343), (224, 984294), (252, 874928), (288, 765562), (298, 739872), (336, 656196), (367, 600768), (447, 493248), (448, 492147), (504, 437464), (576, 382781), (596, 369936), (672, 328098), (734, 300384), (894, 246624), (1008, 218732), (1043, 211392), (1101, 200256), (1192, 184968), (1341, 164416), (1344, 164049), (1468, 150192), (1788, 123312), (2016, 109366), (2086, 105696), (2202, 100128), (2384, 92484), (2569, 85824), (2682, 82208), (2936, 75096), (3129, 70464), (3303, 66752), (3576, 61656), (4032, 54683), (4172, 52848), (4404, 50064), (4768, 46242), (5138, 42912), (5364, 41104), (5872, 37548), (6258, 35232), (6606, 33376), (7152, 30828), (7707, 28608), (8344, 26424), (8808, 25032), (9387, 23488), (9536, 23121), (10276, 21456), (10728, 20552), (11744, 18774), (12516, 17616), (13212, 16688), (14304, 15414)]