1818382020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{9001}}^1$

素因数の和:9070

約数の個数: 192

約数和(自身を含む): 6436502016

約数和(自身を除く): 4618119996

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 37, 39, 42, 52, 60, 65, 70, 74, 78, 84, 91, 105, 111, 130, 140, 148, 156, 182, 185, 195, 210, 222, 259, 260, 273, 364, 370, 390, 420, 444, 455, 481, 518, 546, 555, 740, 777, 780, 910, 962, 1036, 1092, 1110, 1295, 1365, 1443, 1554, 1820, 1924, 2220, 2405, 2590, 2730, 2886, 3108, 3367, 3885, 4810, 5180, 5460, 5772, 6734, 7215, 7770, 9001, 9620, 10101, 13468, 14430, 15540, 16835, 18002, 20202, 27003, 28860, 33670, 36004, 40404, 45005, 50505, 54006, 63007, 67340, 90010, 101010, 108012, 117013, 126014, 135015, 180020, 189021, 202020, 234026, 252028, 270030, 315035, 333037, 351039, 378042, 468052, 540060, 585065, 630070, 666074, 702078, 756084, 819091, 945105, 999111, 1170130, 1260140, 1332148, 1404156, 1638182, 1665185, 1755195, 1890210, 1998222, 2331259, 2340260, 2457273, 3276364, 3330370, 3510390, 3780420, 3996444, 4095455, 4329481, 4662518, 4914546, 4995555, 6660740, 6993777, 7020780, 8190910, 8658962, 9325036, 9829092, 9991110, 11656295, 12286365, 12988443, 13987554, 16381820, 17317924, 19982220, 21647405, 23312590, 24572730, 25976886, 27975108, 30306367, 34968885, 43294810, 46625180, 49145460, 51953772, 60612734, 64942215, 69937770, 86589620, 90919101, 121225468, 129884430, 139875540, 151531835, 181838202, 259768860, 303063670, 363676404, 454595505, 606127340, 909191010, 1818382020]

約数ペア:

[(1, 1818382020), (2, 909191010), (3, 606127340), (4, 454595505), (5, 363676404), (6, 303063670), (7, 259768860), (10, 181838202), (12, 151531835), (13, 139875540), (14, 129884430), (15, 121225468), (20, 90919101), (21, 86589620), (26, 69937770), (28, 64942215), (30, 60612734), (35, 51953772), (37, 49145460), (39, 46625180), (42, 43294810), (52, 34968885), (60, 30306367), (65, 27975108), (70, 25976886), (74, 24572730), (78, 23312590), (84, 21647405), (91, 19982220), (105, 17317924), (111, 16381820), (130, 13987554), (140, 12988443), (148, 12286365), (156, 11656295), (182, 9991110), (185, 9829092), (195, 9325036), (210, 8658962), (222, 8190910), (259, 7020780), (260, 6993777), (273, 6660740), (364, 4995555), (370, 4914546), (390, 4662518), (420, 4329481), (444, 4095455), (455, 3996444), (481, 3780420), (518, 3510390), (546, 3330370), (555, 3276364), (740, 2457273), (777, 2340260), (780, 2331259), (910, 1998222), (962, 1890210), (1036, 1755195), (1092, 1665185), (1110, 1638182), (1295, 1404156), (1365, 1332148), (1443, 1260140), (1554, 1170130), (1820, 999111), (1924, 945105), (2220, 819091), (2405, 756084), (2590, 702078), (2730, 666074), (2886, 630070), (3108, 585065), (3367, 540060), (3885, 468052), (4810, 378042), (5180, 351039), (5460, 333037), (5772, 315035), (6734, 270030), (7215, 252028), (7770, 234026), (9001, 202020), (9620, 189021), (10101, 180020), (13468, 135015), (14430, 126014), (15540, 117013), (16835, 108012), (18002, 101010), (20202, 90010), (27003, 67340), (28860, 63007), (33670, 54006), (36004, 50505), (40404, 45005)]