30812760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:310

約数の個数: 192

約数和(自身を含む): 113218560

約数和(自身を除く): 82405800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 31, 33, 36, 40, 44, 45, 55, 60, 62, 66, 72, 88, 90, 93, 99, 110, 120, 124, 132, 155, 165, 180, 186, 198, 220, 248, 251, 264, 279, 310, 330, 341, 360, 372, 396, 440, 465, 495, 502, 558, 620, 660, 682, 744, 753, 792, 930, 990, 1004, 1023, 1116, 1240, 1255, 1320, 1364, 1395, 1506, 1705, 1860, 1980, 2008, 2046, 2232, 2259, 2510, 2728, 2761, 2790, 3012, 3069, 3410, 3720, 3765, 3960, 4092, 4518, 5020, 5115, 5522, 5580, 6024, 6138, 6820, 7530, 7781, 8184, 8283, 9036, 10040, 10230, 11044, 11160, 11295, 12276, 13640, 13805, 15060, 15345, 15562, 16566, 18072, 20460, 22088, 22590, 23343, 24552, 24849, 27610, 30120, 30690, 31124, 33132, 38905, 40920, 41415, 45180, 46686, 49698, 55220, 61380, 62248, 66264, 70029, 77810, 82830, 85591, 90360, 93372, 99396, 110440, 116715, 122760, 124245, 140058, 155620, 165660, 171182, 186744, 198792, 233430, 248490, 256773, 280116, 311240, 331320, 342364, 350145, 427955, 466860, 496980, 513546, 560232, 684728, 700290, 770319, 855910, 933720, 993960, 1027092, 1283865, 1400580, 1540638, 1711820, 2054184, 2567730, 2801160, 3081276, 3423640, 3851595, 5135460, 6162552, 7703190, 10270920, 15406380, 30812760]

約数ペア:

[(1, 30812760), (2, 15406380), (3, 10270920), (4, 7703190), (5, 6162552), (6, 5135460), (8, 3851595), (9, 3423640), (10, 3081276), (11, 2801160), (12, 2567730), (15, 2054184), (18, 1711820), (20, 1540638), (22, 1400580), (24, 1283865), (30, 1027092), (31, 993960), (33, 933720), (36, 855910), (40, 770319), (44, 700290), (45, 684728), (55, 560232), (60, 513546), (62, 496980), (66, 466860), (72, 427955), (88, 350145), (90, 342364), (93, 331320), (99, 311240), (110, 280116), (120, 256773), (124, 248490), (132, 233430), (155, 198792), (165, 186744), (180, 171182), (186, 165660), (198, 155620), (220, 140058), (248, 124245), (251, 122760), (264, 116715), (279, 110440), (310, 99396), (330, 93372), (341, 90360), (360, 85591), (372, 82830), (396, 77810), (440, 70029), (465, 66264), (495, 62248), (502, 61380), (558, 55220), (620, 49698), (660, 46686), (682, 45180), (744, 41415), (753, 40920), (792, 38905), (930, 33132), (990, 31124), (1004, 30690), (1023, 30120), (1116, 27610), (1240, 24849), (1255, 24552), (1320, 23343), (1364, 22590), (1395, 22088), (1506, 20460), (1705, 18072), (1860, 16566), (1980, 15562), (2008, 15345), (2046, 15060), (2232, 13805), (2259, 13640), (2510, 12276), (2728, 11295), (2761, 11160), (2790, 11044), (3012, 10230), (3069, 10040), (3410, 9036), (3720, 8283), (3765, 8184), (3960, 7781), (4092, 7530), (4518, 6820), (5020, 6138), (5115, 6024), (5522, 5580)]