15214920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:387

約数の個数: 128

約数和(自身を含む): 53222400

約数和(自身を除く): 38007480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 59, 60, 70, 84, 105, 118, 120, 140, 168, 177, 210, 236, 280, 295, 307, 354, 413, 420, 472, 590, 614, 708, 826, 840, 885, 921, 1180, 1228, 1239, 1416, 1535, 1652, 1770, 1842, 2065, 2149, 2360, 2456, 2478, 3070, 3304, 3540, 3684, 4130, 4298, 4605, 4956, 6140, 6195, 6447, 7080, 7368, 8260, 8596, 9210, 9912, 10745, 12280, 12390, 12894, 16520, 17192, 18113, 18420, 21490, 24780, 25788, 32235, 36226, 36840, 42980, 49560, 51576, 54339, 64470, 72452, 85960, 90565, 108678, 126791, 128940, 144904, 181130, 217356, 253582, 257880, 271695, 362260, 380373, 434712, 507164, 543390, 633955, 724520, 760746, 1014328, 1086780, 1267910, 1521492, 1901865, 2173560, 2535820, 3042984, 3803730, 5071640, 7607460, 15214920]

約数ペア:

[(1, 15214920), (2, 7607460), (3, 5071640), (4, 3803730), (5, 3042984), (6, 2535820), (7, 2173560), (8, 1901865), (10, 1521492), (12, 1267910), (14, 1086780), (15, 1014328), (20, 760746), (21, 724520), (24, 633955), (28, 543390), (30, 507164), (35, 434712), (40, 380373), (42, 362260), (56, 271695), (59, 257880), (60, 253582), (70, 217356), (84, 181130), (105, 144904), (118, 128940), (120, 126791), (140, 108678), (168, 90565), (177, 85960), (210, 72452), (236, 64470), (280, 54339), (295, 51576), (307, 49560), (354, 42980), (413, 36840), (420, 36226), (472, 32235), (590, 25788), (614, 24780), (708, 21490), (826, 18420), (840, 18113), (885, 17192), (921, 16520), (1180, 12894), (1228, 12390), (1239, 12280), (1416, 10745), (1535, 9912), (1652, 9210), (1770, 8596), (1842, 8260), (2065, 7368), (2149, 7080), (2360, 6447), (2456, 6195), (2478, 6140), (3070, 4956), (3304, 4605), (3540, 4298), (3684, 4130)]