221242536

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:149

約数の個数: 256

約数和(自身を含む): 700416000

約数和(自身を除く): 479173464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 31, 36, 37, 38, 47, 54, 57, 62, 72, 74, 76, 93, 94, 108, 111, 114, 124, 141, 148, 152, 171, 186, 188, 216, 222, 228, 248, 279, 282, 296, 333, 342, 372, 376, 423, 444, 456, 513, 558, 564, 589, 666, 684, 703, 744, 837, 846, 888, 893, 999, 1026, 1116, 1128, 1147, 1178, 1269, 1332, 1368, 1406, 1457, 1674, 1692, 1739, 1767, 1786, 1998, 2052, 2109, 2232, 2294, 2356, 2538, 2664, 2679, 2812, 2914, 3348, 3384, 3441, 3478, 3534, 3572, 3996, 4104, 4218, 4371, 4588, 4712, 5076, 5217, 5301, 5358, 5624, 5828, 6327, 6696, 6882, 6956, 7068, 7144, 7992, 8037, 8436, 8742, 9176, 10152, 10323, 10434, 10602, 10716, 11656, 12654, 13113, 13764, 13912, 14136, 15651, 15903, 16074, 16872, 17484, 18981, 20646, 20868, 21204, 21432, 21793, 24111, 25308, 26226, 27528, 27683, 30969, 31302, 31806, 32148, 33041, 34968, 37962, 39339, 41292, 41736, 42408, 43586, 46953, 48222, 50616, 52452, 53909, 55366, 61938, 62604, 63612, 64296, 65379, 66082, 75924, 78678, 82584, 83049, 87172, 93906, 96444, 99123, 104904, 107818, 110732, 123876, 125208, 127224, 130758, 132164, 151848, 157356, 161727, 166098, 174344, 187812, 192888, 196137, 198246, 215636, 221464, 247752, 249147, 261516, 264328, 297369, 314712, 323454, 332196, 375624, 392274, 396492, 431272, 485181, 498294, 523032, 588411, 594738, 646908, 664392, 747441, 784548, 792984, 892107, 970362, 996588, 1024271, 1176822, 1189476, 1293816, 1455543, 1494882, 1569096, 1784214, 1940724, 1993176, 2048542, 2353644, 2378952, 2911086, 2989764, 3072813, 3568428, 3881448, 4097084, 4707288, 5822172, 5979528, 6145626, 7136856, 8194168, 9218439, 11644344, 12291252, 18436878, 24582504, 27655317, 36873756, 55310634, 73747512, 110621268, 221242536]

約数ペア:

[(1, 221242536), (2, 110621268), (3, 73747512), (4, 55310634), (6, 36873756), (8, 27655317), (9, 24582504), (12, 18436878), (18, 12291252), (19, 11644344), (24, 9218439), (27, 8194168), (31, 7136856), (36, 6145626), (37, 5979528), (38, 5822172), (47, 4707288), (54, 4097084), (57, 3881448), (62, 3568428), (72, 3072813), (74, 2989764), (76, 2911086), (93, 2378952), (94, 2353644), (108, 2048542), (111, 1993176), (114, 1940724), (124, 1784214), (141, 1569096), (148, 1494882), (152, 1455543), (171, 1293816), (186, 1189476), (188, 1176822), (216, 1024271), (222, 996588), (228, 970362), (248, 892107), (279, 792984), (282, 784548), (296, 747441), (333, 664392), (342, 646908), (372, 594738), (376, 588411), (423, 523032), (444, 498294), (456, 485181), (513, 431272), (558, 396492), (564, 392274), (589, 375624), (666, 332196), (684, 323454), (703, 314712), (744, 297369), (837, 264328), (846, 261516), (888, 249147), (893, 247752), (999, 221464), (1026, 215636), (1116, 198246), (1128, 196137), (1147, 192888), (1178, 187812), (1269, 174344), (1332, 166098), (1368, 161727), (1406, 157356), (1457, 151848), (1674, 132164), (1692, 130758), (1739, 127224), (1767, 125208), (1786, 123876), (1998, 110732), (2052, 107818), (2109, 104904), (2232, 99123), (2294, 96444), (2356, 93906), (2538, 87172), (2664, 83049), (2679, 82584), (2812, 78678), (2914, 75924), (3348, 66082), (3384, 65379), (3441, 64296), (3478, 63612), (3534, 62604), (3572, 61938), (3996, 55366), (4104, 53909), (4218, 52452), (4371, 50616), (4588, 48222), (4712, 46953), (5076, 43586), (5217, 42408), (5301, 41736), (5358, 41292), (5624, 39339), (5828, 37962), (6327, 34968), (6696, 33041), (6882, 32148), (6956, 31806), (7068, 31302), (7144, 30969), (7992, 27683), (8037, 27528), (8436, 26226), (8742, 25308), (9176, 24111), (10152, 21793), (10323, 21432), (10434, 21204), (10602, 20868), (10716, 20646), (11656, 18981), (12654, 17484), (13113, 16872), (13764, 16074), (13912, 15903), (14136, 15651)]