191277440

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^2\times {\mathrm{311}}^1$

素因数の和:392

約数の個数: 96

約数和(自身を含む): 474018480

約数和(自身を除く): 282741040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 311, 320, 496, 620, 622, 640, 961, 992, 1240, 1244, 1555, 1922, 1984, 2480, 2488, 3110, 3844, 3968, 4805, 4960, 4976, 6220, 7688, 9610, 9641, 9920, 9952, 12440, 15376, 19220, 19282, 19840, 19904, 24880, 30752, 38440, 38564, 39808, 48205, 49760, 61504, 76880, 77128, 96410, 99520, 123008, 153760, 154256, 192820, 199040, 298871, 307520, 308512, 385640, 597742, 615040, 617024, 771280, 1195484, 1234048, 1494355, 1542560, 2390968, 2988710, 3085120, 4781936, 5977420, 6170240, 9563872, 11954840, 19127744, 23909680, 38255488, 47819360, 95638720, 191277440]

約数ペア:

[(1, 191277440), (2, 95638720), (4, 47819360), (5, 38255488), (8, 23909680), (10, 19127744), (16, 11954840), (20, 9563872), (31, 6170240), (32, 5977420), (40, 4781936), (62, 3085120), (64, 2988710), (80, 2390968), (124, 1542560), (128, 1494355), (155, 1234048), (160, 1195484), (248, 771280), (310, 617024), (311, 615040), (320, 597742), (496, 385640), (620, 308512), (622, 307520), (640, 298871), (961, 199040), (992, 192820), (1240, 154256), (1244, 153760), (1555, 123008), (1922, 99520), (1984, 96410), (2480, 77128), (2488, 76880), (3110, 61504), (3844, 49760), (3968, 48205), (4805, 39808), (4960, 38564), (4976, 38440), (6220, 30752), (7688, 24880), (9610, 19904), (9641, 19840), (9920, 19282), (9952, 19220), (12440, 15376)]