1818652642560

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{271}}^1\times {\mathrm{383}}^1$

素因数の和:713

約数の個数: 1080

約数和(自身を含む): 7091020468224

約数和(自身を除く): 5272367825664

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 162, 169, 180, 192, 195, 208, 216, 234, 240, 256, 260, 270, 271, 288, 312, 320, 324, 338, 351, 360, 383, 384, 390, 405, 416, 432, 468, 480, 507, 520, 540, 542, 576, 585, 624, 640, 648, 676, 702, 720, 766, 768, 780, 810, 813, 832, 845, 864, 936, 960, 1014, 1040, 1053, 1080, 1084, 1149, 1152, 1170, 1248, 1280, 1296, 1352, 1355, 1404, 1440, 1521, 1532, 1560, 1620, 1626, 1664, 1690, 1728, 1755, 1872, 1915, 1920, 2028, 2080, 2106, 2160, 2168, 2298, 2304, 2340, 2439, 2496, 2535, 2592, 2704, 2710, 2808, 2880, 3042, 3064, 3120, 3240, 3252, 3328, 3380, 3447, 3456, 3510, 3523, 3744, 3830, 3840, 4056, 4065, 4160, 4212, 4320, 4336, 4563, 4596, 4680, 4878, 4979, 4992, 5070, 5184, 5265, 5408, 5420, 5616, 5745, 5760, 6084, 6128, 6240, 6480, 6504, 6760, 6894, 6912, 7020, 7046, 7317, 7488, 7605, 7660, 8112, 8130, 8320, 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約数ペア:

[(1, 1818652642560), (2, 909326321280), (3, 606217547520), (4, 454663160640), (5, 363730528512), (6, 303108773760), (8, 227331580320), (9, 202072515840), (10, 181865264256), (12, 151554386880), (13, 139896357120), (15, 121243509504), (16, 113665790160), (18, 101036257920), (20, 90932632128), (24, 75777193440), (26, 69948178560), (27, 67357505280), (30, 60621754752), (32, 56832895080), (36, 50518128960), (39, 46632119040), (40, 45466316064), (45, 40414503168), (48, 37888596720), (52, 34974089280), (54, 33678752640), (60, 30310877376), (64, 28416447540), (65, 27979271424), (72, 25259064480), (78, 23316059520), (80, 22733158032), (81, 22452501760), (90, 20207251584), (96, 18944298360), (104, 17487044640), (108, 16839376320), (117, 15544039680), (120, 15155438688), (128, 14208223770), (130, 13989635712), (135, 13471501056), (144, 12629532240), (156, 11658029760), (160, 11366579016), (162, 11226250880), (169, 10761258240), (180, 10103625792), (192, 9472149180), (195, 9326423808), (208, 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