38450880

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1$

素因数の和:128

約数の個数: 252

約数和(自身を含む): 145023840

約数和(自身を除く): 106572960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 79, 80, 90, 96, 104, 117, 120, 130, 144, 156, 158, 160, 169, 180, 192, 195, 208, 234, 237, 240, 260, 288, 312, 316, 320, 338, 360, 390, 395, 416, 468, 474, 480, 507, 520, 576, 585, 624, 632, 676, 711, 720, 780, 790, 832, 845, 936, 948, 960, 1014, 1027, 1040, 1170, 1185, 1248, 1264, 1352, 1422, 1440, 1521, 1560, 1580, 1690, 1872, 1896, 2028, 2054, 2080, 2340, 2370, 2496, 2528, 2535, 2704, 2844, 2880, 3042, 3081, 3120, 3160, 3380, 3555, 3744, 3792, 4056, 4108, 4160, 4680, 4740, 5056, 5070, 5135, 5408, 5688, 6084, 6162, 6240, 6320, 6760, 7110, 7488, 7584, 7605, 8112, 8216, 9243, 9360, 9480, 10140, 10270, 10816, 11376, 12168, 12324, 12480, 12640, 13351, 13520, 14220, 15168, 15210, 15405, 16224, 16432, 18486, 18720, 18960, 20280, 20540, 22752, 24336, 24648, 25280, 26702, 27040, 28440, 30420, 30810, 32448, 32864, 36972, 37440, 37920, 40053, 40560, 41080, 45504, 46215, 48672, 49296, 53404, 54080, 56880, 60840, 61620, 65728, 66755, 73944, 75840, 80106, 81120, 82160, 92430, 97344, 98592, 106808, 113760, 120159, 121680, 123240, 133510, 147888, 160212, 162240, 164320, 184860, 197184, 200265, 213616, 227520, 240318, 243360, 246480, 267020, 295776, 320424, 328640, 369720, 400530, 427232, 480636, 486720, 492960, 534040, 591552, 600795, 640848, 739440, 801060, 854464, 961272, 985920, 1068080, 1201590, 1281696, 1478880, 1602120, 1922544, 2136160, 2403180, 2563392, 2957760, 3204240, 3845088, 4272320, 4806360, 6408480, 7690176, 9612720, 12816960, 19225440, 38450880]

約数ペア:

[(1, 38450880), (2, 19225440), (3, 12816960), (4, 9612720), (5, 7690176), (6, 6408480), (8, 4806360), (9, 4272320), (10, 3845088), (12, 3204240), (13, 2957760), (15, 2563392), (16, 2403180), (18, 2136160), (20, 1922544), (24, 1602120), (26, 1478880), (30, 1281696), (32, 1201590), (36, 1068080), (39, 985920), (40, 961272), (45, 854464), (48, 801060), (52, 739440), (60, 640848), (64, 600795), (65, 591552), (72, 534040), (78, 492960), (79, 486720), (80, 480636), (90, 427232), (96, 400530), (104, 369720), (117, 328640), (120, 320424), (130, 295776), (144, 267020), (156, 246480), (158, 243360), (160, 240318), (169, 227520), (180, 213616), (192, 200265), (195, 197184), (208, 184860), (234, 164320), (237, 162240), (240, 160212), (260, 147888), (288, 133510), (312, 123240), (316, 121680), (320, 120159), (338, 113760), (360, 106808), (390, 98592), (395, 97344), (416, 92430), (468, 82160), (474, 81120), (480, 80106), (507, 75840), (520, 73944), (576, 66755), (585, 65728), (624, 61620), (632, 60840), (676, 56880), (711, 54080), (720, 53404), (780, 49296), (790, 48672), (832, 46215), (845, 45504), (936, 41080), (948, 40560), (960, 40053), (1014, 37920), (1027, 37440), (1040, 36972), (1170, 32864), (1185, 32448), (1248, 30810), (1264, 30420), (1352, 28440), (1422, 27040), (1440, 26702), (1521, 25280), (1560, 24648), (1580, 24336), (1690, 22752), (1872, 20540), (1896, 20280), (2028, 18960), (2054, 18720), (2080, 18486), (2340, 16432), (2370, 16224), (2496, 15405), (2528, 15210), (2535, 15168), (2704, 14220), (2844, 13520), (2880, 13351), (3042, 12640), (3081, 12480), (3120, 12324), (3160, 12168), (3380, 11376), (3555, 10816), (3744, 10270), (3792, 10140), (4056, 9480), (4108, 9360), (4160, 9243), (4680, 8216), (4740, 8112), (5056, 7605), (5070, 7584), (5135, 7488), (5408, 7110), (5688, 6760), (6084, 6320), (6162, 6240)]