663113920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:319

約数の個数: 224

約数和(自身を含む): 1923019776

約数和(自身を除く): 1259905856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 61, 64, 70, 80, 92, 112, 115, 122, 140, 160, 161, 184, 211, 224, 230, 244, 280, 305, 320, 322, 368, 422, 427, 448, 460, 488, 560, 610, 644, 736, 805, 844, 854, 920, 976, 1055, 1120, 1220, 1288, 1403, 1472, 1477, 1610, 1688, 1708, 1840, 1952, 2110, 2135, 2240, 2440, 2576, 2806, 2954, 3220, 3376, 3416, 3680, 3904, 4220, 4270, 4853, 4880, 5152, 5612, 5908, 6440, 6752, 6832, 7015, 7360, 7385, 8440, 8540, 9706, 9760, 9821, 10304, 11224, 11816, 12871, 12880, 13504, 13664, 14030, 14770, 16880, 17080, 19412, 19520, 19642, 22448, 23632, 24265, 25742, 25760, 27328, 28060, 29540, 33760, 33971, 34160, 38824, 39284, 44896, 47264, 48530, 49105, 51484, 51520, 56120, 59080, 64355, 67520, 67942, 68320, 77648, 78568, 89792, 90097, 94528, 97060, 98210, 102968, 112240, 118160, 128710, 135884, 136640, 155296, 157136, 169855, 180194, 194120, 196420, 205936, 224480, 236320, 257420, 271768, 296033, 310592, 314272, 339710, 360388, 388240, 392840, 411872, 448960, 450485, 472640, 514840, 543536, 592066, 628544, 679420, 720776, 776480, 785680, 823744, 900970, 1029680, 1087072, 1184132, 1358840, 1441552, 1480165, 1552960, 1571360, 1801940, 2059360, 2072231, 2174144, 2368264, 2717680, 2883104, 2960330, 3142720, 3603880, 4118720, 4144462, 4736528, 5435360, 5766208, 5920660, 7207760, 8288924, 9473056, 10361155, 10870720, 11841320, 14415520, 16577848, 18946112, 20722310, 23682640, 28831040, 33155696, 41444620, 47365280, 66311392, 82889240, 94730560, 132622784, 165778480, 331556960, 663113920]

約数ペア:

[(1, 663113920), (2, 331556960), (4, 165778480), (5, 132622784), (7, 94730560), (8, 82889240), (10, 66311392), (14, 47365280), (16, 41444620), (20, 33155696), (23, 28831040), (28, 23682640), (32, 20722310), (35, 18946112), (40, 16577848), (46, 14415520), (56, 11841320), (61, 10870720), (64, 10361155), (70, 9473056), (80, 8288924), (92, 7207760), (112, 5920660), (115, 5766208), (122, 5435360), (140, 4736528), (160, 4144462), (161, 4118720), (184, 3603880), (211, 3142720), (224, 2960330), (230, 2883104), (244, 2717680), (280, 2368264), (305, 2174144), (320, 2072231), (322, 2059360), (368, 1801940), (422, 1571360), (427, 1552960), (448, 1480165), (460, 1441552), (488, 1358840), (560, 1184132), (610, 1087072), (644, 1029680), (736, 900970), (805, 823744), (844, 785680), (854, 776480), (920, 720776), (976, 679420), (1055, 628544), (1120, 592066), (1220, 543536), (1288, 514840), (1403, 472640), (1472, 450485), (1477, 448960), (1610, 411872), (1688, 392840), (1708, 388240), (1840, 360388), (1952, 339710), (2110, 314272), (2135, 310592), (2240, 296033), (2440, 271768), (2576, 257420), (2806, 236320), (2954, 224480), (3220, 205936), (3376, 196420), (3416, 194120), (3680, 180194), (3904, 169855), (4220, 157136), (4270, 155296), (4853, 136640), (4880, 135884), (5152, 128710), (5612, 118160), (5908, 112240), (6440, 102968), (6752, 98210), (6832, 97060), (7015, 94528), (7360, 90097), (7385, 89792), (8440, 78568), (8540, 77648), (9706, 68320), (9760, 67942), (9821, 67520), (10304, 64355), (11224, 59080), (11816, 56120), (12871, 51520), (12880, 51484), (13504, 49105), (13664, 48530), (14030, 47264), (14770, 44896), (16880, 39284), (17080, 38824), (19412, 34160), (19520, 33971), (19642, 33760), (22448, 29540), (23632, 28060), (24265, 27328), (25742, 25760)]