128857080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:170

約数の個数: 256

約数和(自身を含む): 451215360

約数和(自身を除く): 322358280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 47, 55, 60, 62, 66, 67, 88, 93, 94, 110, 120, 124, 132, 134, 141, 155, 165, 186, 188, 201, 220, 235, 248, 264, 268, 282, 310, 330, 335, 341, 372, 376, 402, 440, 465, 470, 517, 536, 564, 620, 660, 670, 682, 705, 737, 744, 804, 930, 940, 1005, 1023, 1034, 1128, 1240, 1320, 1340, 1364, 1410, 1457, 1474, 1551, 1608, 1705, 1860, 1880, 2010, 2046, 2068, 2077, 2211, 2585, 2680, 2728, 2820, 2914, 2948, 3102, 3149, 3410, 3685, 3720, 4020, 4092, 4136, 4154, 4371, 4422, 5115, 5170, 5640, 5828, 5896, 6204, 6231, 6298, 6820, 7285, 7370, 7755, 8040, 8184, 8308, 8742, 8844, 9447, 10230, 10340, 10385, 11055, 11656, 12408, 12462, 12596, 13640, 14570, 14740, 15510, 15745, 16027, 16616, 17484, 17688, 18894, 20460, 20680, 20770, 21855, 22110, 22847, 24924, 25192, 29140, 29480, 31020, 31155, 31490, 32054, 34639, 34968, 37788, 40920, 41540, 43710, 44220, 45694, 47235, 48081, 49848, 58280, 62040, 62310, 62980, 64108, 68541, 69278, 75576, 80135, 83080, 87420, 88440, 91388, 94470, 96162, 97619, 103917, 114235, 124620, 125960, 128216, 137082, 138556, 160270, 173195, 174840, 182776, 188940, 192324, 195238, 207834, 228470, 240405, 249240, 274164, 277112, 292857, 320540, 342705, 346390, 377880, 384648, 390476, 415668, 456940, 480810, 488095, 519585, 548328, 585714, 641080, 685410, 692780, 780952, 831336, 913880, 961620, 976190, 1039170, 1073809, 1171428, 1370820, 1385560, 1464285, 1923240, 1952380, 2078340, 2147618, 2342856, 2741640, 2928570, 3221427, 3904760, 4156680, 4295236, 5369045, 5857140, 6442854, 8590472, 10738090, 11714280, 12885708, 16107135, 21476180, 25771416, 32214270, 42952360, 64428540, 128857080]

約数ペア:

[(1, 128857080), (2, 64428540), (3, 42952360), (4, 32214270), (5, 25771416), (6, 21476180), (8, 16107135), (10, 12885708), (11, 11714280), (12, 10738090), (15, 8590472), (20, 6442854), (22, 5857140), (24, 5369045), (30, 4295236), (31, 4156680), (33, 3904760), (40, 3221427), (44, 2928570), (47, 2741640), (55, 2342856), (60, 2147618), (62, 2078340), (66, 1952380), (67, 1923240), (88, 1464285), (93, 1385560), (94, 1370820), (110, 1171428), (120, 1073809), (124, 1039170), (132, 976190), (134, 961620), (141, 913880), (155, 831336), (165, 780952), (186, 692780), (188, 685410), (201, 641080), (220, 585714), (235, 548328), (248, 519585), (264, 488095), (268, 480810), (282, 456940), (310, 415668), (330, 390476), (335, 384648), (341, 377880), (372, 346390), (376, 342705), (402, 320540), (440, 292857), (465, 277112), (470, 274164), (517, 249240), (536, 240405), (564, 228470), (620, 207834), (660, 195238), (670, 192324), (682, 188940), (705, 182776), (737, 174840), (744, 173195), (804, 160270), (930, 138556), (940, 137082), (1005, 128216), (1023, 125960), (1034, 124620), (1128, 114235), (1240, 103917), (1320, 97619), (1340, 96162), (1364, 94470), (1410, 91388), (1457, 88440), (1474, 87420), (1551, 83080), (1608, 80135), (1705, 75576), (1860, 69278), (1880, 68541), (2010, 64108), (2046, 62980), (2068, 62310), (2077, 62040), (2211, 58280), (2585, 49848), (2680, 48081), (2728, 47235), (2820, 45694), (2914, 44220), (2948, 43710), (3102, 41540), (3149, 40920), (3410, 37788), (3685, 34968), (3720, 34639), (4020, 32054), (4092, 31490), (4136, 31155), (4154, 31020), (4371, 29480), (4422, 29140), (5115, 25192), (5170, 24924), (5640, 22847), (5828, 22110), (5896, 21855), (6204, 20770), (6231, 20680), (6298, 20460), (6820, 18894), (7285, 17688), (7370, 17484), (7755, 16616), (8040, 16027), (8184, 15745), (8308, 15510), (8742, 14740), (8844, 14570), (9447, 13640), (10230, 12596), (10340, 12462), (10385, 12408), (11055, 11656)]