15678940140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{281}}^1\times {\mathrm{1297}}^1$

素因数の和:1832

約数の個数: 144

約数和(自身を含む): 47965357440

約数和(自身を除く): 32286417300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 281, 478, 562, 717, 843, 956, 1124, 1195, 1297, 1405, 1434, 1686, 2151, 2390, 2529, 2594, 2810, 2868, 3372, 3585, 3891, 4215, 4302, 4780, 5058, 5188, 5620, 6485, 7170, 7782, 8430, 8604, 10116, 10755, 11673, 12645, 12970, 14340, 15564, 16860, 19455, 21510, 23346, 25290, 25940, 38910, 43020, 46692, 50580, 58365, 67159, 77820, 116730, 134318, 201477, 233460, 268636, 309983, 335795, 364457, 402954, 604431, 619966, 671590, 728914, 805908, 929949, 1007385, 1093371, 1208862, 1239932, 1343180, 1457828, 1549915, 1822285, 1859898, 2014770, 2186742, 2417724, 2789847, 3022155, 3099830, 3280113, 3644570, 3719796, 4029540, 4373484, 4649745, 5466855, 5579694, 6044310, 6199660, 6560226, 7289140, 9299490, 10933710, 11159388, 12088620, 13120452, 13949235, 16400565, 18598980, 21867420, 27898470, 32801130, 55796940, 65602260, 87105223, 174210446, 261315669, 348420892, 435526115, 522631338, 783947007, 871052230, 1045262676, 1306578345, 1567894014, 1742104460, 2613156690, 3135788028, 3919735035, 5226313380, 7839470070, 15678940140]

約数ペア:

[(1, 15678940140), (2, 7839470070), (3, 5226313380), (4, 3919735035), (5, 3135788028), (6, 2613156690), (9, 1742104460), (10, 1567894014), (12, 1306578345), (15, 1045262676), (18, 871052230), (20, 783947007), (30, 522631338), (36, 435526115), (45, 348420892), (60, 261315669), (90, 174210446), (180, 87105223), (239, 65602260), (281, 55796940), (478, 32801130), (562, 27898470), (717, 21867420), (843, 18598980), (956, 16400565), (1124, 13949235), (1195, 13120452), (1297, 12088620), (1405, 11159388), (1434, 10933710), (1686, 9299490), (2151, 7289140), (2390, 6560226), (2529, 6199660), (2594, 6044310), (2810, 5579694), (2868, 5466855), (3372, 4649745), (3585, 4373484), (3891, 4029540), (4215, 3719796), (4302, 3644570), (4780, 3280113), (5058, 3099830), (5188, 3022155), (5620, 2789847), (6485, 2417724), (7170, 2186742), (7782, 2014770), (8430, 1859898), (8604, 1822285), (10116, 1549915), (10755, 1457828), (11673, 1343180), (12645, 1239932), (12970, 1208862), (14340, 1093371), (15564, 1007385), (16860, 929949), (19455, 805908), (21510, 728914), (23346, 671590), (25290, 619966), (25940, 604431), (38910, 402954), (43020, 364457), (46692, 335795), (50580, 309983), (58365, 268636), (67159, 233460), (77820, 201477), (116730, 134318)]