313648020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{827}}^1$

素因数の和:899

約数の個数: 216

約数和(自身を含む): 1133836704

約数和(自身を除く): 820188684

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 49, 60, 63, 70, 84, 86, 90, 98, 105, 126, 129, 140, 147, 172, 180, 196, 210, 215, 245, 252, 258, 294, 301, 315, 387, 420, 430, 441, 490, 516, 588, 602, 630, 645, 735, 774, 827, 860, 882, 903, 980, 1204, 1260, 1290, 1470, 1505, 1548, 1654, 1764, 1806, 1935, 2107, 2205, 2481, 2580, 2709, 2940, 3010, 3308, 3612, 3870, 4135, 4214, 4410, 4515, 4962, 5418, 5789, 6020, 6321, 7443, 7740, 8270, 8428, 8820, 9030, 9924, 10535, 10836, 11578, 12405, 12642, 13545, 14886, 16540, 17367, 18060, 18963, 21070, 23156, 24810, 25284, 27090, 28945, 29772, 31605, 34734, 35561, 37215, 37926, 40523, 42140, 49620, 52101, 54180, 57890, 63210, 69468, 71122, 74430, 75852, 81046, 86835, 94815, 104202, 106683, 115780, 121569, 126420, 142244, 148860, 162092, 173670, 177805, 189630, 202615, 208404, 213366, 243138, 248927, 260505, 320049, 347340, 355610, 364707, 379260, 405230, 426732, 486276, 497854, 521010, 533415, 607845, 640098, 711220, 729414, 746781, 810460, 995708, 1042020, 1066830, 1215690, 1244635, 1280196, 1458828, 1493562, 1600245, 1742489, 1823535, 2133660, 2240343, 2431380, 2489270, 2987124, 3200490, 3484978, 3647070, 3733905, 4480686, 4978540, 5227467, 6400980, 6969956, 7294140, 7467810, 8712445, 8961372, 10454934, 11201715, 14935620, 15682401, 17424890, 20909868, 22403430, 26137335, 31364802, 34849780, 44806860, 52274670, 62729604, 78412005, 104549340, 156824010, 313648020]

約数ペア:

[(1, 313648020), (2, 156824010), (3, 104549340), (4, 78412005), (5, 62729604), (6, 52274670), (7, 44806860), (9, 34849780), (10, 31364802), (12, 26137335), (14, 22403430), (15, 20909868), (18, 17424890), (20, 15682401), (21, 14935620), (28, 11201715), (30, 10454934), (35, 8961372), (36, 8712445), (42, 7467810), (43, 7294140), (45, 6969956), (49, 6400980), (60, 5227467), (63, 4978540), (70, 4480686), (84, 3733905), (86, 3647070), (90, 3484978), (98, 3200490), (105, 2987124), (126, 2489270), (129, 2431380), (140, 2240343), (147, 2133660), (172, 1823535), (180, 1742489), (196, 1600245), (210, 1493562), (215, 1458828), (245, 1280196), (252, 1244635), (258, 1215690), (294, 1066830), (301, 1042020), (315, 995708), (387, 810460), (420, 746781), (430, 729414), (441, 711220), (490, 640098), (516, 607845), (588, 533415), (602, 521010), (630, 497854), (645, 486276), (735, 426732), (774, 405230), (827, 379260), (860, 364707), (882, 355610), (903, 347340), (980, 320049), (1204, 260505), (1260, 248927), (1290, 243138), (1470, 213366), (1505, 208404), (1548, 202615), (1654, 189630), (1764, 177805), (1806, 173670), (1935, 162092), (2107, 148860), (2205, 142244), (2481, 126420), (2580, 121569), (2709, 115780), (2940, 106683), (3010, 104202), (3308, 94815), (3612, 86835), (3870, 81046), (4135, 75852), (4214, 74430), (4410, 71122), (4515, 69468), (4962, 63210), (5418, 57890), (5789, 54180), (6020, 52101), (6321, 49620), (7443, 42140), (7740, 40523), (8270, 37926), (8428, 37215), (8820, 35561), (9030, 34734), (9924, 31605), (10535, 29772), (10836, 28945), (11578, 27090), (12405, 25284), (12642, 24810), (13545, 23156), (14886, 21070), (16540, 18963), (17367, 18060)]