239384480

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:247

約数の個数: 144

約数和(自身を含む): 623863296

約数和(自身を除く): 384478816

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 68, 80, 85, 124, 136, 155, 160, 167, 170, 248, 272, 289, 310, 334, 340, 496, 527, 544, 578, 620, 668, 680, 835, 992, 1054, 1156, 1240, 1336, 1360, 1445, 1670, 2108, 2312, 2480, 2635, 2672, 2720, 2839, 2890, 3340, 4216, 4624, 4960, 5177, 5270, 5344, 5678, 5780, 6680, 8432, 8959, 9248, 10354, 10540, 11356, 11560, 13360, 14195, 16864, 17918, 20708, 21080, 22712, 23120, 25885, 26720, 28390, 35836, 41416, 42160, 44795, 45424, 46240, 48263, 51770, 56780, 71672, 82832, 84320, 88009, 89590, 90848, 96526, 103540, 113560, 143344, 165664, 176018, 179180, 193052, 207080, 227120, 241315, 286688, 352036, 358360, 386104, 414160, 440045, 454240, 482630, 704072, 716720, 772208, 828320, 880090, 965260, 1408144, 1433440, 1496153, 1544416, 1760180, 1930520, 2816288, 2992306, 3520360, 3861040, 5984612, 7040720, 7480765, 7722080, 11969224, 14081440, 14961530, 23938448, 29923060, 47876896, 59846120, 119692240, 239384480]

約数ペア:

[(1, 239384480), (2, 119692240), (4, 59846120), (5, 47876896), (8, 29923060), (10, 23938448), (16, 14961530), (17, 14081440), (20, 11969224), (31, 7722080), (32, 7480765), (34, 7040720), (40, 5984612), (62, 3861040), (68, 3520360), (80, 2992306), (85, 2816288), (124, 1930520), (136, 1760180), (155, 1544416), (160, 1496153), (167, 1433440), (170, 1408144), (248, 965260), (272, 880090), (289, 828320), (310, 772208), (334, 716720), (340, 704072), (496, 482630), (527, 454240), (544, 440045), (578, 414160), (620, 386104), (668, 358360), (680, 352036), (835, 286688), (992, 241315), (1054, 227120), (1156, 207080), (1240, 193052), (1336, 179180), (1360, 176018), (1445, 165664), (1670, 143344), (2108, 113560), (2312, 103540), (2480, 96526), (2635, 90848), (2672, 89590), (2720, 88009), (2839, 84320), (2890, 82832), (3340, 71672), (4216, 56780), (4624, 51770), (4960, 48263), (5177, 46240), (5270, 45424), (5344, 44795), (5678, 42160), (5780, 41416), (6680, 35836), (8432, 28390), (8959, 26720), (9248, 25885), (10354, 23120), (10540, 22712), (11356, 21080), (11560, 20708), (13360, 17918), (14195, 16864)]