317793420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:429

約数の個数: 216

約数和(自身を含む): 1133836704

約数和(自身を除く): 816043284

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 137, 140, 147, 180, 196, 210, 245, 252, 263, 274, 294, 315, 411, 420, 441, 490, 526, 548, 588, 630, 685, 735, 789, 822, 882, 959, 980, 1052, 1233, 1260, 1315, 1370, 1470, 1578, 1644, 1764, 1841, 1918, 2055, 2205, 2367, 2466, 2630, 2740, 2877, 2940, 3156, 3682, 3836, 3945, 4110, 4410, 4734, 4795, 4932, 5260, 5523, 5754, 6165, 6713, 7364, 7890, 8220, 8631, 8820, 9205, 9468, 9590, 11046, 11508, 11835, 12330, 12887, 13426, 14385, 15780, 16569, 17262, 18410, 19180, 20139, 22092, 23670, 24660, 25774, 26852, 27615, 28770, 33138, 33565, 34524, 36031, 36820, 38661, 40278, 43155, 47340, 51548, 55230, 57540, 60417, 64435, 66276, 67130, 72062, 77322, 80556, 82845, 86310, 100695, 108093, 110460, 115983, 120834, 128870, 134260, 144124, 154644, 165690, 172620, 180155, 193305, 201390, 216186, 231966, 241668, 252217, 257740, 302085, 324279, 331380, 360310, 386610, 402780, 432372, 463932, 504434, 540465, 579915, 604170, 648558, 720620, 756651, 773220, 1008868, 1080930, 1159830, 1208340, 1261085, 1297116, 1513302, 1621395, 1765519, 2161860, 2269953, 2319660, 2522170, 3026604, 3242790, 3531038, 3783255, 4539906, 5044340, 5296557, 6485580, 7062076, 7566510, 8827595, 9079812, 10593114, 11349765, 15133020, 15889671, 17655190, 21186228, 22699530, 26482785, 31779342, 35310380, 45399060, 52965570, 63558684, 79448355, 105931140, 158896710, 317793420]

約数ペア:

[(1, 317793420), (2, 158896710), (3, 105931140), (4, 79448355), (5, 63558684), (6, 52965570), (7, 45399060), (9, 35310380), (10, 31779342), (12, 26482785), (14, 22699530), (15, 21186228), (18, 17655190), (20, 15889671), (21, 15133020), (28, 11349765), (30, 10593114), (35, 9079812), (36, 8827595), (42, 7566510), (45, 7062076), (49, 6485580), (60, 5296557), (63, 5044340), (70, 4539906), (84, 3783255), (90, 3531038), (98, 3242790), (105, 3026604), (126, 2522170), (137, 2319660), (140, 2269953), (147, 2161860), (180, 1765519), (196, 1621395), (210, 1513302), (245, 1297116), (252, 1261085), (263, 1208340), (274, 1159830), (294, 1080930), (315, 1008868), (411, 773220), (420, 756651), (441, 720620), (490, 648558), (526, 604170), (548, 579915), (588, 540465), (630, 504434), (685, 463932), (735, 432372), (789, 402780), (822, 386610), (882, 360310), (959, 331380), (980, 324279), (1052, 302085), (1233, 257740), (1260, 252217), (1315, 241668), (1370, 231966), (1470, 216186), (1578, 201390), (1644, 193305), (1764, 180155), (1841, 172620), (1918, 165690), (2055, 154644), (2205, 144124), (2367, 134260), (2466, 128870), (2630, 120834), (2740, 115983), (2877, 110460), (2940, 108093), (3156, 100695), (3682, 86310), (3836, 82845), (3945, 80556), (4110, 77322), (4410, 72062), (4734, 67130), (4795, 66276), (4932, 64435), (5260, 60417), (5523, 57540), (5754, 55230), (6165, 51548), (6713, 47340), (7364, 43155), (7890, 40278), (8220, 38661), (8631, 36820), (8820, 36031), (9205, 34524), (9468, 33565), (9590, 33138), (11046, 28770), (11508, 27615), (11835, 26852), (12330, 25774), (12887, 24660), (13426, 23670), (14385, 22092), (15780, 20139), (16569, 19180), (17262, 18410)]