181051520

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{463}}^1$

素因数の和:542

約数の個数: 128

約数和(自身を含む): 477066240

約数和(自身を除く): 296014720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 64, 65, 80, 94, 104, 128, 130, 160, 188, 208, 235, 260, 320, 376, 416, 463, 470, 520, 611, 640, 752, 832, 926, 940, 1040, 1222, 1504, 1664, 1852, 1880, 2080, 2315, 2444, 3008, 3055, 3704, 3760, 4160, 4630, 4888, 6016, 6019, 6110, 7408, 7520, 8320, 9260, 9776, 12038, 12220, 14816, 15040, 18520, 19552, 21761, 24076, 24440, 29632, 30080, 30095, 37040, 39104, 43522, 48152, 48880, 59264, 60190, 74080, 78208, 87044, 96304, 97760, 108805, 120380, 148160, 174088, 192608, 195520, 217610, 240760, 282893, 296320, 348176, 385216, 391040, 435220, 481520, 565786, 696352, 770432, 870440, 963040, 1131572, 1392704, 1414465, 1740880, 1926080, 2263144, 2785408, 2828930, 3481760, 3852160, 4526288, 5657860, 6963520, 9052576, 11315720, 13927040, 18105152, 22631440, 36210304, 45262880, 90525760, 181051520]

約数ペア:

[(1, 181051520), (2, 90525760), (4, 45262880), (5, 36210304), (8, 22631440), (10, 18105152), (13, 13927040), (16, 11315720), (20, 9052576), (26, 6963520), (32, 5657860), (40, 4526288), (47, 3852160), (52, 3481760), (64, 2828930), (65, 2785408), (80, 2263144), (94, 1926080), (104, 1740880), (128, 1414465), (130, 1392704), (160, 1131572), (188, 963040), (208, 870440), (235, 770432), (260, 696352), (320, 565786), (376, 481520), (416, 435220), (463, 391040), (470, 385216), (520, 348176), (611, 296320), (640, 282893), (752, 240760), (832, 217610), (926, 195520), (940, 192608), (1040, 174088), (1222, 148160), (1504, 120380), (1664, 108805), (1852, 97760), (1880, 96304), (2080, 87044), (2315, 78208), (2444, 74080), (3008, 60190), (3055, 59264), (3704, 48880), (3760, 48152), (4160, 43522), (4630, 39104), (4888, 37040), (6016, 30095), (6019, 30080), (6110, 29632), (7408, 24440), (7520, 24076), (8320, 21761), (9260, 19552), (9776, 18520), (12038, 15040), (12220, 14816)]