20382645080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^3\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:311

約数の個数: 256

約数和(自身を含む): 56855347200

約数和(自身を除く): 36472702120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 31, 35, 40, 46, 56, 62, 70, 92, 115, 124, 140, 155, 161, 184, 193, 217, 230, 248, 280, 310, 322, 386, 434, 460, 529, 620, 644, 713, 772, 805, 868, 920, 965, 1058, 1085, 1240, 1288, 1351, 1426, 1544, 1610, 1736, 1930, 2116, 2170, 2645, 2702, 2852, 3220, 3565, 3703, 3860, 4232, 4340, 4439, 4991, 5290, 5404, 5704, 5983, 6440, 6755, 7130, 7406, 7720, 8680, 8878, 9982, 10580, 10808, 11966, 12167, 13510, 14260, 14812, 16399, 17756, 18515, 19964, 21160, 22195, 23932, 24334, 24955, 27020, 28520, 29624, 29915, 31073, 32798, 35512, 37030, 39928, 41881, 44390, 47864, 48668, 49910, 54040, 59830, 60835, 62146, 65596, 74060, 81995, 83762, 85169, 88780, 97336, 99820, 102097, 114793, 119660, 121670, 124292, 131192, 137609, 148120, 155365, 163990, 167524, 170338, 177560, 199640, 204194, 209405, 229586, 239320, 243340, 248584, 275218, 310730, 327980, 335048, 340676, 377177, 408388, 418810, 425845, 459172, 486680, 510485, 550436, 573965, 621460, 655960, 681352, 688045, 714679, 754354, 816776, 837620, 851690, 918344, 963263, 1020970, 1100872, 1147930, 1242920, 1376090, 1429358, 1508708, 1675240, 1703380, 1885885, 1926526, 2041940, 2295860, 2348231, 2640239, 2752180, 2858716, 3017416, 3165007, 3406760, 3573395, 3771770, 3853052, 4083880, 4591720, 4696462, 4816315, 5280478, 5504360, 5717432, 6330014, 7146790, 7543540, 7706104, 9392924, 9632630, 10560956, 11741155, 12660028, 13201195, 14293580, 15087080, 15825035, 16437617, 18785848, 19265260, 21121912, 22155049, 23482310, 25320056, 26402390, 28587160, 31650070, 32875234, 38530520, 44310098, 46964620, 52804780, 63300140, 65750468, 72795161, 82188085, 88620196, 93929240, 105609560, 110775245, 126600280, 131500936, 145590322, 164376170, 177240392, 221550490, 291180644, 328752340, 363975805, 443100980, 509566127, 582361288, 657504680, 727951610, 886201960, 1019132254, 1455903220, 2038264508, 2547830635, 2911806440, 4076529016, 5095661270, 10191322540, 20382645080]

約数ペア:

[(1, 20382645080), (2, 10191322540), (4, 5095661270), (5, 4076529016), (7, 2911806440), (8, 2547830635), (10, 2038264508), (14, 1455903220), (20, 1019132254), (23, 886201960), (28, 727951610), (31, 657504680), (35, 582361288), (40, 509566127), (46, 443100980), (56, 363975805), (62, 328752340), (70, 291180644), (92, 221550490), (115, 177240392), (124, 164376170), (140, 145590322), (155, 131500936), (161, 126600280), (184, 110775245), (193, 105609560), (217, 93929240), (230, 88620196), (248, 82188085), (280, 72795161), (310, 65750468), (322, 63300140), (386, 52804780), (434, 46964620), (460, 44310098), (529, 38530520), (620, 32875234), (644, 31650070), (713, 28587160), (772, 26402390), (805, 25320056), (868, 23482310), (920, 22155049), (965, 21121912), (1058, 19265260), (1085, 18785848), (1240, 16437617), (1288, 15825035), (1351, 15087080), (1426, 14293580), (1544, 13201195), (1610, 12660028), (1736, 11741155), (1930, 10560956), (2116, 9632630), (2170, 9392924), (2645, 7706104), (2702, 7543540), (2852, 7146790), (3220, 6330014), (3565, 5717432), (3703, 5504360), (3860, 5280478), (4232, 4816315), (4340, 4696462), (4439, 4591720), (4991, 4083880), (5290, 3853052), (5404, 3771770), (5704, 3573395), (5983, 3406760), (6440, 3165007), (6755, 3017416), (7130, 2858716), (7406, 2752180), (7720, 2640239), (8680, 2348231), (8878, 2295860), (9982, 2041940), (10580, 1926526), (10808, 1885885), (11966, 1703380), (12167, 1675240), (13510, 1508708), (14260, 1429358), (14812, 1376090), (16399, 1242920), (17756, 1147930), (18515, 1100872), (19964, 1020970), (21160, 963263), (22195, 918344), (23932, 851690), (24334, 837620), (24955, 816776), (27020, 754354), (28520, 714679), (29624, 688045), (29915, 681352), (31073, 655960), (32798, 621460), (35512, 573965), (37030, 550436), (39928, 510485), (41881, 486680), (44390, 459172), (47864, 425845), (48668, 418810), (49910, 408388), (54040, 377177), (59830, 340676), (60835, 335048), (62146, 327980), (65596, 310730), (74060, 275218), (81995, 248584), (83762, 243340), (85169, 239320), (88780, 229586), (97336, 209405), (99820, 204194), (102097, 199640), (114793, 177560), (119660, 170338), (121670, 167524), (124292, 163990), (131192, 155365), (137609, 148120)]