231771960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^3\times {\mathrm{1877}}^1$

素因数の和:1915

約数の個数: 192

約数和(自身を含む): 878904000

約数和(自身を除く): 647132040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 343, 360, 392, 420, 441, 490, 504, 588, 630, 686, 735, 840, 882, 980, 1029, 1176, 1260, 1372, 1470, 1715, 1764, 1877, 1960, 2058, 2205, 2520, 2744, 2940, 3087, 3430, 3528, 3754, 4116, 4410, 5145, 5631, 5880, 6174, 6860, 7508, 8232, 8820, 9385, 10290, 11262, 12348, 13139, 13720, 15016, 15435, 16893, 17640, 18770, 20580, 22524, 24696, 26278, 28155, 30870, 33786, 37540, 39417, 41160, 45048, 52556, 56310, 61740, 65695, 67572, 75080, 78834, 84465, 91973, 105112, 112620, 118251, 123480, 131390, 135144, 157668, 168930, 183946, 197085, 225240, 236502, 262780, 275919, 315336, 337860, 367892, 394170, 459865, 473004, 525560, 551838, 591255, 643811, 675720, 735784, 788340, 827757, 919730, 946008, 1103676, 1182510, 1287622, 1379595, 1576680, 1655514, 1839460, 1931433, 2207352, 2365020, 2575244, 2759190, 3219055, 3311028, 3678920, 3862866, 4138785, 4730040, 5150488, 5518380, 5794299, 6438110, 6622056, 7725732, 8277570, 9657165, 11036760, 11588598, 12876220, 15451464, 16555140, 19314330, 23177196, 25752440, 28971495, 33110280, 38628660, 46354392, 57942990, 77257320, 115885980, 231771960]

約数ペア:

[(1, 231771960), (2, 115885980), (3, 77257320), (4, 57942990), (5, 46354392), (6, 38628660), (7, 33110280), (8, 28971495), (9, 25752440), (10, 23177196), (12, 19314330), (14, 16555140), (15, 15451464), (18, 12876220), (20, 11588598), (21, 11036760), (24, 9657165), (28, 8277570), (30, 7725732), (35, 6622056), (36, 6438110), (40, 5794299), (42, 5518380), (45, 5150488), (49, 4730040), (56, 4138785), (60, 3862866), (63, 3678920), (70, 3311028), (72, 3219055), (84, 2759190), (90, 2575244), (98, 2365020), (105, 2207352), (120, 1931433), (126, 1839460), (140, 1655514), (147, 1576680), (168, 1379595), (180, 1287622), (196, 1182510), (210, 1103676), (245, 946008), (252, 919730), (280, 827757), (294, 788340), (315, 735784), (343, 675720), (360, 643811), (392, 591255), (420, 551838), (441, 525560), (490, 473004), (504, 459865), (588, 394170), (630, 367892), (686, 337860), (735, 315336), (840, 275919), (882, 262780), (980, 236502), (1029, 225240), (1176, 197085), (1260, 183946), (1372, 168930), (1470, 157668), (1715, 135144), (1764, 131390), (1877, 123480), (1960, 118251), (2058, 112620), (2205, 105112), (2520, 91973), (2744, 84465), (2940, 78834), (3087, 75080), (3430, 67572), (3528, 65695), (3754, 61740), (4116, 56310), (4410, 52556), (5145, 45048), (5631, 41160), (5880, 39417), (6174, 37540), (6860, 33786), (7508, 30870), (8232, 28155), (8820, 26278), (9385, 24696), (10290, 22524), (11262, 20580), (12348, 18770), (13139, 17640), (13720, 16893), (15016, 15435)]