1971323568

素因数分解:

$2^4\times 3^4\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{359}}^1$

素因数の和:621

約数の個数: 200

約数和(自身を含む): 6049612800

約数和(自身を除く): 4078289232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 81, 108, 114, 144, 152, 162, 171, 216, 223, 228, 304, 324, 342, 359, 432, 446, 456, 513, 648, 669, 684, 718, 892, 912, 1026, 1077, 1296, 1338, 1368, 1436, 1539, 1784, 2007, 2052, 2154, 2676, 2736, 2872, 3078, 3231, 3568, 4014, 4104, 4237, 4308, 5352, 5744, 6021, 6156, 6462, 6821, 8028, 8208, 8474, 8616, 9693, 10704, 12042, 12312, 12711, 12924, 13642, 16056, 16948, 17232, 18063, 19386, 20463, 24084, 24624, 25422, 25848, 27284, 29079, 32112, 33896, 36126, 38133, 38772, 40926, 48168, 50844, 51696, 54568, 58158, 61389, 67792, 72252, 76266, 77544, 80057, 81852, 96336, 101688, 109136, 114399, 116316, 122778, 144504, 152532, 155088, 160114, 163704, 184167, 203376, 228798, 232632, 240171, 245556, 289008, 305064, 320228, 327408, 343197, 368334, 457596, 465264, 480342, 491112, 552501, 610128, 640456, 686394, 720513, 736668, 915192, 960684, 982224, 1105002, 1280912, 1372788, 1441026, 1473336, 1521083, 1830384, 1921368, 2161539, 2210004, 2745576, 2882052, 2946672, 3042166, 3842736, 4323078, 4420008, 4563249, 5491152, 5764104, 6084332, 6484617, 8646156, 8840016, 9126498, 11528208, 12168664, 12969234, 13689747, 17292312, 18252996, 24337328, 25938468, 27379494, 34584624, 36505992, 41069241, 51876936, 54758988, 73011984, 82138482, 103753872, 109517976, 123207723, 164276964, 219035952, 246415446, 328553928, 492830892, 657107856, 985661784, 1971323568]

約数ペア:

[(1, 1971323568), (2, 985661784), (3, 657107856), (4, 492830892), (6, 328553928), (8, 246415446), (9, 219035952), (12, 164276964), (16, 123207723), (18, 109517976), (19, 103753872), (24, 82138482), (27, 73011984), (36, 54758988), (38, 51876936), (48, 41069241), (54, 36505992), (57, 34584624), (72, 27379494), (76, 25938468), (81, 24337328), (108, 18252996), (114, 17292312), (144, 13689747), (152, 12969234), (162, 12168664), (171, 11528208), (216, 9126498), (223, 8840016), (228, 8646156), (304, 6484617), (324, 6084332), (342, 5764104), (359, 5491152), (432, 4563249), (446, 4420008), (456, 4323078), (513, 3842736), (648, 3042166), (669, 2946672), (684, 2882052), (718, 2745576), (892, 2210004), (912, 2161539), (1026, 1921368), (1077, 1830384), (1296, 1521083), (1338, 1473336), (1368, 1441026), (1436, 1372788), (1539, 1280912), (1784, 1105002), (2007, 982224), (2052, 960684), (2154, 915192), (2676, 736668), (2736, 720513), (2872, 686394), (3078, 640456), (3231, 610128), (3568, 552501), (4014, 491112), (4104, 480342), (4237, 465264), (4308, 457596), (5352, 368334), (5744, 343197), (6021, 327408), (6156, 320228), (6462, 305064), (6821, 289008), (8028, 245556), (8208, 240171), (8474, 232632), (8616, 228798), (9693, 203376), (10704, 184167), (12042, 163704), (12312, 160114), (12711, 155088), (12924, 152532), (13642, 144504), (16056, 122778), (16948, 116316), (17232, 114399), (18063, 109136), (19386, 101688), (20463, 96336), (24084, 81852), (24624, 80057), (25422, 77544), (25848, 76266), (27284, 72252), (29079, 67792), (32112, 61389), (33896, 58158), (36126, 54568), (38133, 51696), (38772, 50844), (40926, 48168)]