254976768

素因数分解:

$2^8\times 3^3\times {\mathrm{37}}^1\times {\mathrm{997}}^1$

素因数の和:1059

約数の個数: 144

約数和(自身を含む): 775166560

約数和(自身を除く): 520189792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 64, 72, 74, 96, 108, 111, 128, 144, 148, 192, 216, 222, 256, 288, 296, 333, 384, 432, 444, 576, 592, 666, 768, 864, 888, 997, 999, 1152, 1184, 1332, 1728, 1776, 1994, 1998, 2304, 2368, 2664, 2991, 3456, 3552, 3988, 3996, 4736, 5328, 5982, 6912, 7104, 7976, 7992, 8973, 9472, 10656, 11964, 14208, 15952, 15984, 17946, 21312, 23928, 26919, 28416, 31904, 31968, 35892, 36889, 42624, 47856, 53838, 63808, 63936, 71784, 73778, 85248, 95712, 107676, 110667, 127616, 127872, 143568, 147556, 191424, 215352, 221334, 255232, 255744, 287136, 295112, 332001, 382848, 430704, 442668, 574272, 590224, 664002, 765696, 861408, 885336, 996003, 1148544, 1180448, 1328004, 1722816, 1770672, 1992006, 2297088, 2360896, 2656008, 3445632, 3541344, 3984012, 4721792, 5312016, 6891264, 7082688, 7968024, 9443584, 10624032, 14165376, 15936048, 21248064, 28330752, 31872096, 42496128, 63744192, 84992256, 127488384, 254976768]

約数ペア:

[(1, 254976768), (2, 127488384), (3, 84992256), (4, 63744192), (6, 42496128), (8, 31872096), (9, 28330752), (12, 21248064), (16, 15936048), (18, 14165376), (24, 10624032), (27, 9443584), (32, 7968024), (36, 7082688), (37, 6891264), (48, 5312016), (54, 4721792), (64, 3984012), (72, 3541344), (74, 3445632), (96, 2656008), (108, 2360896), (111, 2297088), (128, 1992006), (144, 1770672), (148, 1722816), (192, 1328004), (216, 1180448), (222, 1148544), (256, 996003), (288, 885336), (296, 861408), (333, 765696), (384, 664002), (432, 590224), (444, 574272), (576, 442668), (592, 430704), (666, 382848), (768, 332001), (864, 295112), (888, 287136), (997, 255744), (999, 255232), (1152, 221334), (1184, 215352), (1332, 191424), (1728, 147556), (1776, 143568), (1994, 127872), (1998, 127616), (2304, 110667), (2368, 107676), (2664, 95712), (2991, 85248), (3456, 73778), (3552, 71784), (3988, 63936), (3996, 63808), (4736, 53838), (5328, 47856), (5982, 42624), (6912, 36889), (7104, 35892), (7976, 31968), (7992, 31904), (8973, 28416), (9472, 26919), (10656, 23928), (11964, 21312), (14208, 17946), (15952, 15984)]