208608400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1$

素因数の和:570

約数の個数: 240

約数和(自身を含む): 674206848

約数和(自身を除く): 465598448

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 25, 26, 28, 35, 40, 44, 50, 52, 55, 56, 65, 70, 77, 80, 88, 91, 100, 104, 110, 112, 130, 140, 143, 154, 175, 176, 182, 200, 208, 220, 260, 275, 280, 286, 308, 325, 350, 364, 385, 400, 440, 455, 520, 521, 550, 560, 572, 616, 650, 700, 715, 728, 770, 880, 910, 1001, 1040, 1042, 1100, 1144, 1232, 1300, 1400, 1430, 1456, 1540, 1820, 1925, 2002, 2084, 2200, 2275, 2288, 2600, 2605, 2800, 2860, 3080, 3575, 3640, 3647, 3850, 4004, 4168, 4400, 4550, 5005, 5200, 5210, 5720, 5731, 6160, 6773, 7150, 7280, 7294, 7700, 8008, 8336, 9100, 10010, 10420, 11440, 11462, 13025, 13546, 14300, 14588, 15400, 16016, 18200, 18235, 20020, 20840, 22924, 25025, 26050, 27092, 28600, 28655, 29176, 30800, 33865, 36400, 36470, 40040, 40117, 41680, 45848, 47411, 50050, 52100, 54184, 57200, 57310, 58352, 67730, 72940, 74503, 80080, 80234, 91175, 91696, 94822, 100100, 104200, 108368, 114620, 135460, 143275, 145880, 149006, 160468, 169325, 182350, 189644, 200200, 200585, 208400, 229240, 237055, 270920, 286550, 291760, 298012, 320936, 338650, 364700, 372515, 379288, 400400, 401170, 458480, 474110, 521521, 541840, 573100, 596024, 641872, 677300, 729400, 745030, 758576, 802340, 948220, 1002925, 1043042, 1146200, 1185275, 1192048, 1354600, 1458800, 1490060, 1604680, 1862575, 1896440, 2005850, 2086084, 2292400, 2370550, 2607605, 2709200, 2980120, 3209360, 3725150, 3792880, 4011700, 4172168, 4741100, 5215210, 5960240, 7450300, 8023400, 8344336, 9482200, 10430420, 13038025, 14900600, 16046800, 18964400, 20860840, 26076050, 29801200, 41721680, 52152100, 104304200, 208608400]

約数ペア:

[(1, 208608400), (2, 104304200), (4, 52152100), (5, 41721680), (7, 29801200), (8, 26076050), (10, 20860840), (11, 18964400), (13, 16046800), (14, 14900600), (16, 13038025), (20, 10430420), (22, 9482200), (25, 8344336), (26, 8023400), (28, 7450300), (35, 5960240), (40, 5215210), (44, 4741100), (50, 4172168), (52, 4011700), (55, 3792880), (56, 3725150), (65, 3209360), (70, 2980120), (77, 2709200), (80, 2607605), (88, 2370550), (91, 2292400), (100, 2086084), (104, 2005850), (110, 1896440), (112, 1862575), (130, 1604680), (140, 1490060), (143, 1458800), (154, 1354600), (175, 1192048), (176, 1185275), (182, 1146200), (200, 1043042), (208, 1002925), (220, 948220), (260, 802340), (275, 758576), (280, 745030), (286, 729400), (308, 677300), (325, 641872), (350, 596024), (364, 573100), (385, 541840), (400, 521521), (440, 474110), (455, 458480), (520, 401170), (521, 400400), (550, 379288), (560, 372515), (572, 364700), (616, 338650), (650, 320936), (700, 298012), (715, 291760), (728, 286550), (770, 270920), (880, 237055), (910, 229240), (1001, 208400), (1040, 200585), (1042, 200200), (1100, 189644), (1144, 182350), (1232, 169325), (1300, 160468), (1400, 149006), (1430, 145880), (1456, 143275), (1540, 135460), (1820, 114620), (1925, 108368), (2002, 104200), (2084, 100100), (2200, 94822), (2275, 91696), (2288, 91175), (2600, 80234), (2605, 80080), (2800, 74503), (2860, 72940), (3080, 67730), (3575, 58352), (3640, 57310), (3647, 57200), (3850, 54184), (4004, 52100), (4168, 50050), (4400, 47411), (4550, 45848), (5005, 41680), (5200, 40117), (5210, 40040), (5720, 36470), (5731, 36400), (6160, 33865), (6773, 30800), (7150, 29176), (7280, 28655), (7294, 28600), (7700, 27092), (8008, 26050), (8336, 25025), (9100, 22924), (10010, 20840), (10420, 20020), (11440, 18235), (11462, 18200), (13025, 16016), (13546, 15400), (14300, 14588)]