686292040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:564

約数の個数: 192

約数和(自身を含む): 1950220800

約数和(自身を除く): 1263928760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 43, 49, 56, 68, 70, 85, 86, 98, 119, 136, 140, 170, 172, 196, 215, 238, 245, 280, 301, 340, 344, 392, 430, 476, 479, 490, 595, 602, 680, 731, 833, 860, 952, 958, 980, 1190, 1204, 1462, 1505, 1666, 1720, 1916, 1960, 2107, 2380, 2395, 2408, 2924, 3010, 3332, 3353, 3655, 3832, 4165, 4214, 4760, 4790, 5117, 5848, 6020, 6664, 6706, 7310, 8143, 8330, 8428, 9580, 10234, 10535, 12040, 13412, 14620, 16286, 16660, 16765, 16856, 19160, 20468, 20597, 21070, 23471, 25585, 26824, 29240, 32572, 33320, 33530, 35819, 40715, 40936, 41194, 42140, 46942, 51170, 57001, 65144, 67060, 71638, 81430, 82388, 84280, 93884, 102340, 102985, 114002, 117355, 134120, 143276, 144179, 162860, 164776, 179095, 187768, 204680, 205970, 228004, 234710, 285005, 286552, 288358, 325720, 350149, 358190, 399007, 411940, 456008, 469420, 570010, 576716, 700298, 716380, 720895, 798014, 823880, 938840, 1009253, 1140020, 1153432, 1400596, 1432760, 1441790, 1596028, 1750745, 1995035, 2018506, 2280040, 2451043, 2801192, 2883580, 3192056, 3501490, 3990070, 4037012, 4902086, 5046265, 5767160, 7002980, 7980140, 8074024, 9804172, 10092530, 12255215, 14005960, 15960280, 17157301, 19608344, 20185060, 24510430, 34314602, 40370120, 49020860, 68629204, 85786505, 98041720, 137258408, 171573010, 343146020, 686292040]

約数ペア:

[(1, 686292040), (2, 343146020), (4, 171573010), (5, 137258408), (7, 98041720), (8, 85786505), (10, 68629204), (14, 49020860), (17, 40370120), (20, 34314602), (28, 24510430), (34, 20185060), (35, 19608344), (40, 17157301), (43, 15960280), (49, 14005960), (56, 12255215), (68, 10092530), (70, 9804172), (85, 8074024), (86, 7980140), (98, 7002980), (119, 5767160), (136, 5046265), (140, 4902086), (170, 4037012), (172, 3990070), (196, 3501490), (215, 3192056), (238, 2883580), (245, 2801192), (280, 2451043), (301, 2280040), (340, 2018506), (344, 1995035), (392, 1750745), (430, 1596028), (476, 1441790), (479, 1432760), (490, 1400596), (595, 1153432), (602, 1140020), (680, 1009253), (731, 938840), (833, 823880), (860, 798014), (952, 720895), (958, 716380), (980, 700298), (1190, 576716), (1204, 570010), (1462, 469420), (1505, 456008), (1666, 411940), (1720, 399007), (1916, 358190), (1960, 350149), (2107, 325720), (2380, 288358), (2395, 286552), (2408, 285005), (2924, 234710), (3010, 228004), (3332, 205970), (3353, 204680), (3655, 187768), (3832, 179095), (4165, 164776), (4214, 162860), (4760, 144179), (4790, 143276), (5117, 134120), (5848, 117355), (6020, 114002), (6664, 102985), (6706, 102340), (7310, 93884), (8143, 84280), (8330, 82388), (8428, 81430), (9580, 71638), (10234, 67060), (10535, 65144), (12040, 57001), (13412, 51170), (14620, 46942), (16286, 42140), (16660, 41194), (16765, 40936), (16856, 40715), (19160, 35819), (20468, 33530), (20597, 33320), (21070, 32572), (23471, 29240), (25585, 26824)]