454400480

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:397

約数の個数: 144

約数和(自身を含む): 1180884096

約数和(自身を除く): 726483616

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 68, 80, 85, 124, 136, 155, 160, 170, 248, 272, 289, 310, 317, 340, 496, 527, 544, 578, 620, 634, 680, 992, 1054, 1156, 1240, 1268, 1360, 1445, 1585, 2108, 2312, 2480, 2536, 2635, 2720, 2890, 3170, 4216, 4624, 4960, 5072, 5270, 5389, 5780, 6340, 8432, 8959, 9248, 9827, 10144, 10540, 10778, 11560, 12680, 16864, 17918, 19654, 21080, 21556, 23120, 25360, 26945, 35836, 39308, 42160, 43112, 44795, 46240, 49135, 50720, 53890, 71672, 78616, 84320, 86224, 89590, 91613, 98270, 107780, 143344, 157232, 167059, 172448, 179180, 183226, 196540, 215560, 286688, 314464, 334118, 358360, 366452, 393080, 431120, 458065, 668236, 716720, 732904, 786160, 835295, 862240, 916130, 1336472, 1433440, 1465808, 1572320, 1670590, 1832260, 2672944, 2840003, 2931616, 3341180, 3664520, 5345888, 5680006, 6682360, 7329040, 11360012, 13364720, 14200015, 14658080, 22720024, 26729440, 28400030, 45440048, 56800060, 90880096, 113600120, 227200240, 454400480]

約数ペア:

[(1, 454400480), (2, 227200240), (4, 113600120), (5, 90880096), (8, 56800060), (10, 45440048), (16, 28400030), (17, 26729440), (20, 22720024), (31, 14658080), (32, 14200015), (34, 13364720), (40, 11360012), (62, 7329040), (68, 6682360), (80, 5680006), (85, 5345888), (124, 3664520), (136, 3341180), (155, 2931616), (160, 2840003), (170, 2672944), (248, 1832260), (272, 1670590), (289, 1572320), (310, 1465808), (317, 1433440), (340, 1336472), (496, 916130), (527, 862240), (544, 835295), (578, 786160), (620, 732904), (634, 716720), (680, 668236), (992, 458065), (1054, 431120), (1156, 393080), (1240, 366452), (1268, 358360), (1360, 334118), (1445, 314464), (1585, 286688), (2108, 215560), (2312, 196540), (2480, 183226), (2536, 179180), (2635, 172448), (2720, 167059), (2890, 157232), (3170, 143344), (4216, 107780), (4624, 98270), (4960, 91613), (5072, 89590), (5270, 86224), (5389, 84320), (5780, 78616), (6340, 71672), (8432, 53890), (8959, 50720), (9248, 49135), (9827, 46240), (10144, 44795), (10540, 43112), (10778, 42160), (11560, 39308), (12680, 35836), (16864, 26945), (17918, 25360), (19654, 23120), (21080, 21556)]