399017520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{607}}^1$

素因数の和:720

約数の個数: 240

約数和(自身を含む): 1481905152

約数和(自身を除く): 1082887632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 83, 88, 90, 99, 110, 120, 132, 144, 165, 166, 176, 180, 198, 220, 240, 249, 264, 330, 332, 360, 396, 415, 440, 495, 498, 528, 607, 660, 664, 720, 747, 792, 830, 880, 913, 990, 996, 1214, 1245, 1320, 1328, 1494, 1584, 1660, 1821, 1826, 1980, 1992, 2428, 2490, 2640, 2739, 2988, 3035, 3320, 3642, 3652, 3735, 3960, 3984, 4565, 4856, 4980, 5463, 5478, 5976, 6070, 6640, 6677, 7284, 7304, 7470, 7920, 8217, 9105, 9130, 9712, 9960, 10926, 10956, 11952, 12140, 13354, 13695, 14568, 14608, 14940, 16434, 18210, 18260, 19920, 20031, 21852, 21912, 24280, 26708, 27315, 27390, 29136, 29880, 32868, 33385, 36420, 36520, 40062, 41085, 43704, 43824, 48560, 50381, 53416, 54630, 54780, 59760, 60093, 65736, 66770, 72840, 73040, 80124, 82170, 87408, 100155, 100762, 106832, 109260, 109560, 120186, 131472, 133540, 145680, 151143, 160248, 164340, 200310, 201524, 218520, 219120, 240372, 251905, 267080, 300465, 302286, 320496, 328680, 400620, 403048, 437040, 453429, 480744, 503810, 534160, 554191, 600930, 604572, 657360, 755715, 801240, 806096, 906858, 961488, 1007620, 1108382, 1201860, 1209144, 1511430, 1602480, 1662573, 1813716, 2015240, 2216764, 2267145, 2403720, 2418288, 2770955, 3022860, 3325146, 3627432, 4030480, 4433528, 4534290, 4807440, 4987719, 5541910, 6045720, 6650292, 7254864, 8312865, 8867056, 9068580, 9975438, 11083820, 12091440, 13300584, 16625730, 18137160, 19950876, 22167640, 24938595, 26601168, 33251460, 36274320, 39901752, 44335280, 49877190, 66502920, 79803504, 99754380, 133005840, 199508760, 399017520]

約数ペア:

[(1, 399017520), (2, 199508760), (3, 133005840), (4, 99754380), (5, 79803504), (6, 66502920), (8, 49877190), (9, 44335280), (10, 39901752), (11, 36274320), (12, 33251460), (15, 26601168), (16, 24938595), (18, 22167640), (20, 19950876), (22, 18137160), (24, 16625730), (30, 13300584), (33, 12091440), (36, 11083820), (40, 9975438), (44, 9068580), (45, 8867056), (48, 8312865), (55, 7254864), (60, 6650292), (66, 6045720), (72, 5541910), (80, 4987719), (83, 4807440), (88, 4534290), (90, 4433528), (99, 4030480), (110, 3627432), (120, 3325146), (132, 3022860), (144, 2770955), (165, 2418288), (166, 2403720), (176, 2267145), (180, 2216764), (198, 2015240), (220, 1813716), (240, 1662573), (249, 1602480), (264, 1511430), (330, 1209144), (332, 1201860), (360, 1108382), (396, 1007620), (415, 961488), (440, 906858), (495, 806096), (498, 801240), (528, 755715), (607, 657360), (660, 604572), (664, 600930), (720, 554191), (747, 534160), (792, 503810), (830, 480744), (880, 453429), (913, 437040), (990, 403048), (996, 400620), (1214, 328680), (1245, 320496), (1320, 302286), (1328, 300465), (1494, 267080), (1584, 251905), (1660, 240372), (1821, 219120), (1826, 218520), (1980, 201524), (1992, 200310), (2428, 164340), (2490, 160248), (2640, 151143), (2739, 145680), (2988, 133540), (3035, 131472), (3320, 120186), (3642, 109560), (3652, 109260), (3735, 106832), (3960, 100762), (3984, 100155), (4565, 87408), (4856, 82170), (4980, 80124), (5463, 73040), (5478, 72840), (5976, 66770), (6070, 65736), (6640, 60093), (6677, 59760), (7284, 54780), (7304, 54630), (7470, 53416), (7920, 50381), (8217, 48560), (9105, 43824), (9130, 43704), (9712, 41085), (9960, 40062), (10926, 36520), (10956, 36420), (11952, 33385), (12140, 32868), (13354, 29880), (13695, 29136), (14568, 27390), (14608, 27315), (14940, 26708), (16434, 24280), (18210, 21912), (18260, 21852), (19920, 20031)]