20288981808

素因数分解:

$2^4\times 3^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{443}}^1$

素因数の和:672

約数の個数: 240

約数和(自身を含む): 59571472896

約数和(自身を除く): 39282491088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 47, 48, 67, 72, 94, 101, 134, 141, 144, 188, 201, 202, 268, 282, 303, 376, 402, 404, 423, 443, 536, 564, 603, 606, 752, 804, 808, 846, 886, 909, 1072, 1128, 1206, 1212, 1329, 1608, 1616, 1692, 1772, 1818, 2256, 2412, 2424, 2658, 3149, 3216, 3384, 3544, 3636, 3987, 4747, 4824, 4848, 5316, 6298, 6767, 6768, 7088, 7272, 7974, 9447, 9494, 9648, 10632, 12596, 13534, 14241, 14544, 15948, 18894, 18988, 20301, 20821, 21264, 25192, 27068, 28341, 28482, 29681, 31896, 37788, 37976, 40602, 41642, 42723, 44743, 50384, 54136, 56682, 56964, 59362, 60903, 62463, 63792, 75576, 75952, 81204, 83284, 85446, 89043, 89486, 108272, 113364, 113928, 118724, 121806, 124926, 134229, 151152, 162408, 166568, 170892, 178086, 178972, 187389, 226728, 227856, 237448, 243612, 249852, 267129, 268458, 318049, 324816, 333136, 341784, 356172, 357944, 374778, 402687, 453456, 474896, 487224, 499704, 534258, 536916, 636098, 683568, 712344, 715888, 749556, 805374, 954147, 974448, 999408, 1068516, 1073832, 1272196, 1395007, 1424688, 1499112, 1610748, 1908294, 2102921, 2137032, 2147664, 2544392, 2790014, 2862441, 2997781, 2998224, 3221496, 3816588, 4185021, 4205842, 4274064, 5088784, 5580028, 5724882, 5995562, 6308763, 6442992, 7633176, 8370042, 8411684, 8993343, 11160056, 11449764, 11991124, 12555063, 12617526, 15266352, 16740084, 16823368, 17986686, 18926289, 22320112, 22899528, 23982248, 25110126, 25235052, 26980029, 33480168, 33646736, 35973372, 37852578, 45799056, 47964496, 50220252, 50470104, 53960058, 66960336, 71946744, 75705156, 100440504, 100940208, 107920116, 140895707, 143893488, 151410312, 200881008, 215840232, 281791414, 302820624, 422687121, 431680464, 563582828, 845374242, 1127165656, 1268061363, 1690748484, 2254331312, 2536122726, 3381496968, 5072245452, 6762993936, 10144490904, 20288981808]

約数ペア:

[(1, 20288981808), (2, 10144490904), (3, 6762993936), (4, 5072245452), (6, 3381496968), (8, 2536122726), (9, 2254331312), (12, 1690748484), (16, 1268061363), (18, 1127165656), (24, 845374242), (36, 563582828), (47, 431680464), (48, 422687121), (67, 302820624), (72, 281791414), (94, 215840232), (101, 200881008), (134, 151410312), (141, 143893488), (144, 140895707), (188, 107920116), (201, 100940208), (202, 100440504), (268, 75705156), (282, 71946744), (303, 66960336), (376, 53960058), (402, 50470104), (404, 50220252), (423, 47964496), (443, 45799056), (536, 37852578), (564, 35973372), (603, 33646736), (606, 33480168), (752, 26980029), (804, 25235052), (808, 25110126), (846, 23982248), (886, 22899528), (909, 22320112), (1072, 18926289), (1128, 17986686), (1206, 16823368), (1212, 16740084), (1329, 15266352), (1608, 12617526), (1616, 12555063), (1692, 11991124), (1772, 11449764), (1818, 11160056), (2256, 8993343), (2412, 8411684), (2424, 8370042), (2658, 7633176), (3149, 6442992), (3216, 6308763), (3384, 5995562), (3544, 5724882), (3636, 5580028), (3987, 5088784), (4747, 4274064), (4824, 4205842), (4848, 4185021), (5316, 3816588), (6298, 3221496), (6767, 2998224), (6768, 2997781), (7088, 2862441), (7272, 2790014), (7974, 2544392), (9447, 2147664), (9494, 2137032), (9648, 2102921), (10632, 1908294), (12596, 1610748), (13534, 1499112), (14241, 1424688), (14544, 1395007), (15948, 1272196), (18894, 1073832), (18988, 1068516), (20301, 999408), (20821, 974448), (21264, 954147), (25192, 805374), (27068, 749556), (28341, 715888), (28482, 712344), (29681, 683568), (31896, 636098), (37788, 536916), (37976, 534258), (40602, 499704), (41642, 487224), (42723, 474896), (44743, 453456), (50384, 402687), (54136, 374778), (56682, 357944), (56964, 356172), (59362, 341784), (60903, 333136), (62463, 324816), (63792, 318049), (75576, 268458), (75952, 267129), (81204, 249852), (83284, 243612), (85446, 237448), (89043, 227856), (89486, 226728), (108272, 187389), (113364, 178972), (113928, 178086), (118724, 170892), (121806, 166568), (124926, 162408), (134229, 151152)]