199909944

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1249}}^1$

素因数の和:1299

約数の個数: 160

約数和(自身を含む): 635250000

約数和(自身を除く): 435340056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 27, 36, 38, 39, 52, 54, 57, 72, 76, 78, 81, 104, 108, 114, 117, 152, 156, 162, 171, 216, 228, 234, 247, 312, 324, 342, 351, 456, 468, 494, 513, 648, 684, 702, 741, 936, 988, 1026, 1053, 1249, 1368, 1404, 1482, 1539, 1976, 2052, 2106, 2223, 2498, 2808, 2964, 3078, 3747, 4104, 4212, 4446, 4996, 5928, 6156, 6669, 7494, 8424, 8892, 9992, 11241, 12312, 13338, 14988, 16237, 17784, 20007, 22482, 23731, 26676, 29976, 32474, 33723, 40014, 44964, 47462, 48711, 53352, 64948, 67446, 71193, 80028, 89928, 94924, 97422, 101169, 129896, 134892, 142386, 146133, 160056, 189848, 194844, 202338, 213579, 269784, 284772, 292266, 308503, 389688, 404676, 427158, 438399, 569544, 584532, 617006, 640737, 809352, 854316, 876798, 925509, 1169064, 1234012, 1281474, 1315197, 1708632, 1753596, 1851018, 1922211, 2468024, 2562948, 2630394, 2776527, 3507192, 3702036, 3844422, 5125896, 5260788, 5553054, 7404072, 7688844, 8329581, 10521576, 11106108, 15377688, 16659162, 22212216, 24988743, 33318324, 49977486, 66636648, 99954972, 199909944]

約数ペア:

[(1, 199909944), (2, 99954972), (3, 66636648), (4, 49977486), (6, 33318324), (8, 24988743), (9, 22212216), (12, 16659162), (13, 15377688), (18, 11106108), (19, 10521576), (24, 8329581), (26, 7688844), (27, 7404072), (36, 5553054), (38, 5260788), (39, 5125896), (52, 3844422), (54, 3702036), (57, 3507192), (72, 2776527), (76, 2630394), (78, 2562948), (81, 2468024), (104, 1922211), (108, 1851018), (114, 1753596), (117, 1708632), (152, 1315197), (156, 1281474), (162, 1234012), (171, 1169064), (216, 925509), (228, 876798), (234, 854316), (247, 809352), (312, 640737), (324, 617006), (342, 584532), (351, 569544), (456, 438399), (468, 427158), (494, 404676), (513, 389688), (648, 308503), (684, 292266), (702, 284772), (741, 269784), (936, 213579), (988, 202338), (1026, 194844), (1053, 189848), (1249, 160056), (1368, 146133), (1404, 142386), (1482, 134892), (1539, 129896), (1976, 101169), (2052, 97422), (2106, 94924), (2223, 89928), (2498, 80028), (2808, 71193), (2964, 67446), (3078, 64948), (3747, 53352), (4104, 48711), (4212, 47462), (4446, 44964), (4996, 40014), (5928, 33723), (6156, 32474), (6669, 29976), (7494, 26676), (8424, 23731), (8892, 22482), (9992, 20007), (11241, 17784), (12312, 16237), (13338, 14988)]