642479040

素因数分解:

$2^6\times 3^4\times 5^1\times 7^1\times {\mathrm{3541}}^1$

素因数の和:3577

約数の個数: 280

約数和(自身を含む): 2612635872

約数和(自身を除く): 1970156832

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 324, 336, 360, 378, 405, 420, 432, 448, 480, 504, 540, 560, 567, 576, 630, 648, 672, 720, 756, 810, 840, 864, 945, 960, 1008, 1080, 1120, 1134, 1260, 1296, 1344, 1440, 1512, 1620, 1680, 1728, 1890, 2016, 2160, 2240, 2268, 2520, 2592, 2835, 2880, 3024, 3240, 3360, 3541, 3780, 4032, 4320, 4536, 5040, 5184, 5670, 6048, 6480, 6720, 7082, 7560, 8640, 9072, 10080, 10623, 11340, 12096, 12960, 14164, 15120, 17705, 18144, 20160, 21246, 22680, 24787, 25920, 28328, 30240, 31869, 35410, 36288, 42492, 45360, 49574, 53115, 56656, 60480, 63738, 70820, 74361, 84984, 90720, 95607, 99148, 106230, 113312, 123935, 127476, 141640, 148722, 159345, 169968, 181440, 191214, 198296, 212460, 223083, 226624, 247870, 254952, 283280, 286821, 297444, 318690, 339936, 371805, 382428, 396592, 424920, 446166, 478035, 495740, 509904, 566560, 573642, 594888, 637380, 669249, 679872, 743610, 764856, 793184, 849840, 892332, 956070, 991480, 1019808, 1115415, 1133120, 1147284, 1189776, 1274760, 1338498, 1434105, 1487220, 1529712, 1586368, 1699680, 1784664, 1912140, 1982960, 2007747, 2039616, 2230830, 2294568, 2379552, 2549520, 2676996, 2868210, 2974440, 3059424, 3346245, 3399360, 3569328, 3824280, 3965920, 4015494, 4461660, 4589136, 4759104, 5099040, 5353992, 5736420, 5948880, 6118848, 6692490, 7138656, 7648560, 7931840, 8030988, 8923320, 9178272, 10038735, 10198080, 10707984, 11472840, 11897760, 13384980, 14277312, 15297120, 16061976, 17846640, 18356544, 20077470, 21415968, 22945680, 23795520, 26769960, 30594240, 32123952, 35693280, 40154940, 42831936, 45891360, 53539920, 64247904, 71386560, 80309880, 91782720, 107079840, 128495808, 160619760, 214159680, 321239520, 642479040]

約数ペア:

[(1, 642479040), (2, 321239520), (3, 214159680), (4, 160619760), (5, 128495808), (6, 107079840), (7, 91782720), (8, 80309880), (9, 71386560), (10, 64247904), (12, 53539920), (14, 45891360), (15, 42831936), (16, 40154940), (18, 35693280), (20, 32123952), (21, 30594240), (24, 26769960), (27, 23795520), (28, 22945680), (30, 21415968), (32, 20077470), (35, 18356544), (36, 17846640), (40, 16061976), (42, 15297120), (45, 14277312), (48, 13384980), (54, 11897760), (56, 11472840), (60, 10707984), (63, 10198080), (64, 10038735), (70, 9178272), (72, 8923320), (80, 8030988), (81, 7931840), (84, 7648560), (90, 7138656), (96, 6692490), (105, 6118848), (108, 5948880), (112, 5736420), (120, 5353992), (126, 5099040), (135, 4759104), (140, 4589136), (144, 4461660), (160, 4015494), (162, 3965920), (168, 3824280), (180, 3569328), (189, 3399360), (192, 3346245), (210, 3059424), (216, 2974440), (224, 2868210), (240, 2676996), (252, 2549520), (270, 2379552), (280, 2294568), (288, 2230830), (315, 2039616), (320, 2007747), (324, 1982960), (336, 1912140), (360, 1784664), (378, 1699680), (405, 1586368), (420, 1529712), (432, 1487220), (448, 1434105), (480, 1338498), (504, 1274760), (540, 1189776), (560, 1147284), (567, 1133120), (576, 1115415), (630, 1019808), (648, 991480), (672, 956070), (720, 892332), (756, 849840), (810, 793184), (840, 764856), (864, 743610), (945, 679872), (960, 669249), (1008, 637380), (1080, 594888), (1120, 573642), (1134, 566560), (1260, 509904), (1296, 495740), (1344, 478035), (1440, 446166), (1512, 424920), (1620, 396592), (1680, 382428), (1728, 371805), (1890, 339936), (2016, 318690), (2160, 297444), (2240, 286821), (2268, 283280), (2520, 254952), (2592, 247870), (2835, 226624), (2880, 223083), (3024, 212460), (3240, 198296), (3360, 191214), (3541, 181440), (3780, 169968), (4032, 159345), (4320, 148722), (4536, 141640), (5040, 127476), (5184, 123935), (5670, 113312), (6048, 106230), (6480, 99148), (6720, 95607), (7082, 90720), (7560, 84984), (8640, 74361), (9072, 70820), (10080, 63738), (10623, 60480), (11340, 56656), (12096, 53115), (12960, 49574), (14164, 45360), (15120, 42492), (17705, 36288), (18144, 35410), (20160, 31869), (21246, 30240), (22680, 28328), (24787, 25920)]