221540508

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:214

約数の個数: 240

約数和(自身を含む): 718147584

約数和(自身を除く): 496607076

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 31, 36, 42, 46, 54, 62, 63, 69, 81, 84, 92, 93, 108, 124, 126, 137, 138, 161, 162, 186, 189, 207, 217, 252, 274, 276, 279, 322, 324, 372, 378, 411, 414, 434, 483, 548, 558, 567, 621, 644, 651, 713, 756, 822, 828, 837, 868, 959, 966, 1116, 1134, 1233, 1242, 1302, 1426, 1449, 1644, 1674, 1863, 1918, 1932, 1953, 2139, 2268, 2466, 2484, 2511, 2604, 2852, 2877, 2898, 3151, 3348, 3699, 3726, 3836, 3906, 4247, 4278, 4347, 4932, 4991, 5022, 5754, 5796, 5859, 6302, 6417, 7398, 7452, 7812, 8494, 8556, 8631, 8694, 9453, 9982, 10044, 11097, 11508, 11718, 12604, 12741, 12834, 13041, 14796, 14973, 16988, 17262, 17388, 17577, 18906, 19251, 19964, 22057, 22194, 23436, 25482, 25668, 25893, 26082, 28359, 29729, 29946, 34524, 35154, 37812, 38223, 38502, 44114, 44388, 44919, 50964, 51786, 52164, 56718, 57753, 59458, 59892, 66171, 70308, 76446, 77004, 77679, 85077, 88228, 89187, 89838, 97681, 103572, 113436, 114669, 115506, 118916, 132342, 134757, 152892, 155358, 170154, 178374, 179676, 195362, 198513, 229338, 231012, 255231, 264684, 267561, 269514, 293043, 310716, 340308, 344007, 356748, 390724, 397026, 404271, 458676, 510462, 535122, 539028, 586086, 595539, 683767, 688014, 794052, 802683, 808542, 879129, 1020924, 1070244, 1172172, 1191078, 1367534, 1376028, 1605366, 1617084, 1758258, 1786617, 2051301, 2382156, 2408049, 2637387, 2735068, 3210732, 3516516, 3573234, 4102602, 4816098, 5274774, 6153903, 7146468, 7912161, 8205204, 9632196, 10549548, 12307806, 15824322, 18461709, 24615612, 31648644, 36923418, 55385127, 73846836, 110770254, 221540508]

約数ペア:

[(1, 221540508), (2, 110770254), (3, 73846836), (4, 55385127), (6, 36923418), (7, 31648644), (9, 24615612), (12, 18461709), (14, 15824322), (18, 12307806), (21, 10549548), (23, 9632196), (27, 8205204), (28, 7912161), (31, 7146468), (36, 6153903), (42, 5274774), (46, 4816098), (54, 4102602), (62, 3573234), (63, 3516516), (69, 3210732), (81, 2735068), (84, 2637387), (92, 2408049), (93, 2382156), (108, 2051301), (124, 1786617), (126, 1758258), (137, 1617084), (138, 1605366), (161, 1376028), (162, 1367534), (186, 1191078), (189, 1172172), (207, 1070244), (217, 1020924), (252, 879129), (274, 808542), (276, 802683), (279, 794052), (322, 688014), (324, 683767), (372, 595539), (378, 586086), (411, 539028), (414, 535122), (434, 510462), (483, 458676), (548, 404271), (558, 397026), (567, 390724), (621, 356748), (644, 344007), (651, 340308), (713, 310716), (756, 293043), (822, 269514), (828, 267561), (837, 264684), (868, 255231), (959, 231012), (966, 229338), (1116, 198513), (1134, 195362), (1233, 179676), (1242, 178374), (1302, 170154), (1426, 155358), (1449, 152892), (1644, 134757), (1674, 132342), (1863, 118916), (1918, 115506), (1932, 114669), (1953, 113436), (2139, 103572), (2268, 97681), (2466, 89838), (2484, 89187), (2511, 88228), (2604, 85077), (2852, 77679), (2877, 77004), (2898, 76446), (3151, 70308), (3348, 66171), (3699, 59892), (3726, 59458), (3836, 57753), (3906, 56718), (4247, 52164), (4278, 51786), (4347, 50964), (4932, 44919), (4991, 44388), (5022, 44114), (5754, 38502), (5796, 38223), (5859, 37812), (6302, 35154), (6417, 34524), (7398, 29946), (7452, 29729), (7812, 28359), (8494, 26082), (8556, 25893), (8631, 25668), (8694, 25482), (9453, 23436), (9982, 22194), (10044, 22057), (11097, 19964), (11508, 19251), (11718, 18906), (12604, 17577), (12741, 17388), (12834, 17262), (13041, 16988), (14796, 14973)]