490136400

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3491}}^1$

素因数の和:3531

約数の個数: 240

約数和(自身を含む): 1879254720

約数和(自身を除く): 1389118320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 27, 30, 36, 39, 40, 45, 48, 50, 52, 54, 60, 65, 72, 75, 78, 80, 90, 100, 104, 108, 117, 120, 130, 135, 144, 150, 156, 180, 195, 200, 208, 216, 225, 234, 240, 260, 270, 300, 312, 325, 351, 360, 390, 400, 432, 450, 468, 520, 540, 585, 600, 624, 650, 675, 702, 720, 780, 900, 936, 975, 1040, 1080, 1170, 1200, 1300, 1350, 1404, 1560, 1755, 1800, 1872, 1950, 2160, 2340, 2600, 2700, 2808, 2925, 3120, 3491, 3510, 3600, 3900, 4680, 5200, 5400, 5616, 5850, 6982, 7020, 7800, 8775, 9360, 10473, 10800, 11700, 13964, 14040, 15600, 17455, 17550, 20946, 23400, 27928, 28080, 31419, 34910, 35100, 41892, 45383, 46800, 52365, 55856, 62838, 69820, 70200, 83784, 87275, 90766, 94257, 104730, 125676, 136149, 139640, 140400, 157095, 167568, 174550, 181532, 188514, 209460, 226915, 251352, 261825, 272298, 279280, 314190, 349100, 363064, 377028, 408447, 418920, 453830, 471285, 502704, 523650, 544596, 628380, 680745, 698200, 726128, 754056, 785475, 816894, 837840, 907660, 942570, 1047300, 1089192, 1134575, 1225341, 1256760, 1361490, 1396400, 1508112, 1570950, 1633788, 1815320, 1885140, 2042235, 2094600, 2178384, 2269150, 2356425, 2450682, 2513520, 2722980, 3141900, 3267576, 3403725, 3630640, 3770280, 4084470, 4189200, 4538300, 4712850, 4901364, 5445960, 6126705, 6283800, 6535152, 6807450, 7540560, 8168940, 9076600, 9425700, 9802728, 10211175, 10891920, 12253410, 12567600, 13614900, 16337880, 18153200, 18851400, 19605456, 20422350, 24506820, 27229800, 30633525, 32675760, 37702800, 40844700, 49013640, 54459600, 61267050, 81689400, 98027280, 122534100, 163378800, 245068200, 490136400]

約数ペア:

[(1, 490136400), (2, 245068200), (3, 163378800), (4, 122534100), (5, 98027280), (6, 81689400), (8, 61267050), (9, 54459600), (10, 49013640), (12, 40844700), (13, 37702800), (15, 32675760), (16, 30633525), (18, 27229800), (20, 24506820), (24, 20422350), (25, 19605456), (26, 18851400), (27, 18153200), (30, 16337880), (36, 13614900), (39, 12567600), (40, 12253410), (45, 10891920), (48, 10211175), (50, 9802728), (52, 9425700), (54, 9076600), (60, 8168940), (65, 7540560), (72, 6807450), (75, 6535152), (78, 6283800), (80, 6126705), (90, 5445960), (100, 4901364), (104, 4712850), (108, 4538300), (117, 4189200), (120, 4084470), (130, 3770280), (135, 3630640), (144, 3403725), (150, 3267576), (156, 3141900), (180, 2722980), (195, 2513520), (200, 2450682), (208, 2356425), (216, 2269150), (225, 2178384), (234, 2094600), (240, 2042235), (260, 1885140), (270, 1815320), (300, 1633788), (312, 1570950), (325, 1508112), (351, 1396400), (360, 1361490), (390, 1256760), (400, 1225341), (432, 1134575), (450, 1089192), (468, 1047300), (520, 942570), (540, 907660), (585, 837840), (600, 816894), (624, 785475), (650, 754056), (675, 726128), (702, 698200), (720, 680745), (780, 628380), (900, 544596), (936, 523650), (975, 502704), (1040, 471285), (1080, 453830), (1170, 418920), (1200, 408447), (1300, 377028), (1350, 363064), (1404, 349100), (1560, 314190), (1755, 279280), (1800, 272298), (1872, 261825), (1950, 251352), (2160, 226915), (2340, 209460), (2600, 188514), (2700, 181532), (2808, 174550), (2925, 167568), (3120, 157095), (3491, 140400), (3510, 139640), (3600, 136149), (3900, 125676), (4680, 104730), (5200, 94257), (5400, 90766), (5616, 87275), (5850, 83784), (6982, 70200), (7020, 69820), (7800, 62838), (8775, 55856), (9360, 52365), (10473, 46800), (10800, 45383), (11700, 41892), (13964, 35100), (14040, 34910), (15600, 31419), (17455, 28080), (17550, 27928), (20946, 23400)]