491100480

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1009}}^1$

素因数の和:1058

約数の個数: 252

約数和(自身を含む): 1830925980

約数和(自身を除く): 1339825500

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, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 169, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 338, 360, 390, 416, 468, 480, 507, 520, 576, 585, 624, 676, 720, 780, 832, 845, 936, 960, 1009, 1014, 1040, 1170, 1248, 1352, 1440, 1521, 1560, 1690, 1872, 2018, 2028, 2080, 2340, 2496, 2535, 2704, 2880, 3027, 3042, 3120, 3380, 3744, 4036, 4056, 4160, 4680, 5045, 5070, 5408, 6054, 6084, 6240, 6760, 7488, 7605, 8072, 8112, 9081, 9360, 10090, 10140, 10816, 12108, 12168, 12480, 13117, 13520, 15135, 15210, 16144, 16224, 18162, 18720, 20180, 20280, 24216, 24336, 26234, 27040, 30270, 30420, 32288, 32448, 36324, 37440, 39351, 40360, 40560, 45405, 48432, 48672, 52468, 54080, 60540, 60840, 64576, 65585, 72648, 78702, 80720, 81120, 90810, 96864, 97344, 104936, 118053, 121080, 121680, 131170, 145296, 157404, 161440, 162240, 170521, 181620, 193728, 196755, 209872, 236106, 242160, 243360, 262340, 290592, 314808, 322880, 341042, 363240, 393510, 419744, 472212, 484320, 486720, 511563, 524680, 581184, 590265, 629616, 682084, 726480, 787020, 839488, 852605, 944424, 968640, 1023126, 1049360, 1180530, 1259232, 1364168, 1452960, 1534689, 1574040, 1705210, 1888848, 2046252, 2098720, 2361060, 2518464, 2557815, 2728336, 2905920, 3069378, 3148080, 3410420, 3777696, 4092504, 4197440, 4722120, 5115630, 5456672, 6138756, 6296160, 6820840, 7555392, 7673445, 8185008, 9444240, 10231260, 10913344, 12277512, 12592320, 13641680, 15346890, 16370016, 18888480, 20462520, 24555024, 27283360, 30693780, 32740032, 37776960, 40925040, 49110048, 54566720, 61387560, 81850080, 98220096, 122775120, 163700160, 245550240, 491100480]

約数ペア:

[(1, 491100480), (2, 245550240), (3, 163700160), (4, 122775120), (5, 98220096), (6, 81850080), (8, 61387560), (9, 54566720), (10, 49110048), (12, 40925040), (13, 37776960), (15, 32740032), (16, 30693780), (18, 27283360), (20, 24555024), (24, 20462520), (26, 18888480), (30, 16370016), (32, 15346890), (36, 13641680), (39, 12592320), (40, 12277512), (45, 10913344), (48, 10231260), (52, 9444240), (60, 8185008), (64, 7673445), (65, 7555392), (72, 6820840), (78, 6296160), (80, 6138756), (90, 5456672), (96, 5115630), (104, 4722120), (117, 4197440), (120, 4092504), (130, 3777696), (144, 3410420), (156, 3148080), (160, 3069378), (169, 2905920), (180, 2728336), (192, 2557815), (195, 2518464), (208, 2361060), (234, 2098720), (240, 2046252), (260, 1888848), (288, 1705210), (312, 1574040), (320, 1534689), (338, 1452960), (360, 1364168), (390, 1259232), (416, 1180530), (468, 1049360), (480, 1023126), (507, 968640), (520, 944424), (576, 852605), (585, 839488), (624, 787020), (676, 726480), (720, 682084), (780, 629616), (832, 590265), (845, 581184), (936, 524680), (960, 511563), (1009, 486720), (1014, 484320), (1040, 472212), (1170, 419744), (1248, 393510), (1352, 363240), (1440, 341042), (1521, 322880), (1560, 314808), (1690, 290592), (1872, 262340), (2018, 243360), (2028, 242160), (2080, 236106), (2340, 209872), (2496, 196755), (2535, 193728), (2704, 181620), (2880, 170521), (3027, 162240), (3042, 161440), (3120, 157404), (3380, 145296), (3744, 131170), (4036, 121680), (4056, 121080), (4160, 118053), (4680, 104936), (5045, 97344), (5070, 96864), (5408, 90810), (6054, 81120), (6084, 80720), (6240, 78702), (6760, 72648), (7488, 65585), (7605, 64576), (8072, 60840), (8112, 60540), (9081, 54080), (9360, 52468), (10090, 48672), (10140, 48432), (10816, 45405), (12108, 40560), (12168, 40360), (12480, 39351), (13117, 37440), (13520, 36324), (15135, 32448), (15210, 32288), (16144, 30420), (16224, 30270), (18162, 27040), (18720, 26234), (20180, 24336), (20280, 24216)]