686430290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2$

素因数の和:149

約数の個数: 192

約数和(自身を含む): 1701907200

約数和(自身を除く): 1015476910

約数列:

[1, 2, 5, 7, 10, 13, 14, 19, 26, 29, 35, 37, 38, 58, 65, 70, 74, 91, 95, 130, 133, 145, 182, 185, 190, 203, 247, 259, 266, 290, 370, 377, 406, 455, 481, 494, 518, 551, 665, 703, 754, 910, 962, 1015, 1073, 1102, 1235, 1295, 1330, 1369, 1406, 1729, 1885, 2030, 2146, 2405, 2470, 2590, 2639, 2738, 2755, 3367, 3458, 3515, 3770, 3857, 4810, 4921, 5278, 5365, 5510, 6734, 6845, 7030, 7163, 7511, 7714, 8645, 9139, 9583, 9842, 10730, 13195, 13690, 13949, 14326, 15022, 16835, 17290, 17797, 18278, 19166, 19285, 20387, 24605, 26011, 26390, 27898, 33670, 35594, 35815, 37555, 38570, 39701, 40774, 45695, 47915, 49210, 50141, 52022, 63973, 69745, 71630, 75110, 79402, 88985, 91390, 95830, 97643, 100282, 101935, 124579, 127946, 130055, 139490, 142709, 177970, 182077, 195286, 198505, 203870, 249158, 250705, 260110, 265031, 277907, 285418, 319865, 338143, 364154, 397010, 488215, 501410, 516113, 530062, 555814, 622895, 639730, 676286, 713545, 754319, 910385, 976430, 1032226, 1245790, 1325155, 1389535, 1427090, 1508638, 1690715, 1820770, 1855217, 2367001, 2580565, 2650310, 2779070, 3381430, 3612791, 3710434, 3771595, 4734002, 5161130, 5280233, 7225582, 7543190, 9276085, 9806147, 10560466, 11835005, 18063955, 18552170, 19612294, 23670010, 26401165, 36127910, 49030735, 52802330, 68643029, 98061470, 137286058, 343215145, 686430290]

約数ペア:

[(1, 686430290), (2, 343215145), (5, 137286058), (7, 98061470), (10, 68643029), (13, 52802330), (14, 49030735), (19, 36127910), (26, 26401165), (29, 23670010), (35, 19612294), (37, 18552170), (38, 18063955), (58, 11835005), (65, 10560466), (70, 9806147), (74, 9276085), (91, 7543190), (95, 7225582), (130, 5280233), (133, 5161130), (145, 4734002), (182, 3771595), (185, 3710434), (190, 3612791), (203, 3381430), (247, 2779070), (259, 2650310), (266, 2580565), (290, 2367001), (370, 1855217), (377, 1820770), (406, 1690715), (455, 1508638), (481, 1427090), (494, 1389535), (518, 1325155), (551, 1245790), (665, 1032226), (703, 976430), (754, 910385), (910, 754319), (962, 713545), (1015, 676286), (1073, 639730), (1102, 622895), (1235, 555814), (1295, 530062), (1330, 516113), (1369, 501410), (1406, 488215), (1729, 397010), (1885, 364154), (2030, 338143), (2146, 319865), (2405, 285418), (2470, 277907), (2590, 265031), (2639, 260110), (2738, 250705), (2755, 249158), (3367, 203870), (3458, 198505), (3515, 195286), (3770, 182077), (3857, 177970), (4810, 142709), (4921, 139490), (5278, 130055), (5365, 127946), (5510, 124579), (6734, 101935), (6845, 100282), (7030, 97643), (7163, 95830), (7511, 91390), (7714, 88985), (8645, 79402), (9139, 75110), (9583, 71630), (9842, 69745), (10730, 63973), (13195, 52022), (13690, 50141), (13949, 49210), (14326, 47915), (15022, 45695), (16835, 40774), (17290, 39701), (17797, 38570), (18278, 37555), (19166, 35815), (19285, 35594), (20387, 33670), (24605, 27898), (26011, 26390)]