1561023360

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6949}}^1$

素因数の和:6990

約数の個数: 256

約数和(自身を含む): 5954760000

約数和(自身を除く): 4393736640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 351, 360, 384, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 640, 702, 720, 780, 832, 864, 936, 960, 1040, 1080, 1152, 1170, 1248, 1404, 1440, 1560, 1664, 1728, 1755, 1872, 1920, 2080, 2160, 2340, 2496, 2808, 2880, 3120, 3456, 3510, 3744, 4160, 4320, 4680, 4992, 5616, 5760, 6240, 6949, 7020, 7488, 8320, 8640, 9360, 11232, 12480, 13898, 14040, 14976, 17280, 18720, 20847, 22464, 24960, 27796, 28080, 34745, 37440, 41694, 44928, 55592, 56160, 62541, 69490, 74880, 83388, 90337, 104235, 111184, 112320, 125082, 138980, 166776, 180674, 187623, 208470, 222368, 224640, 250164, 271011, 277960, 312705, 333552, 361348, 375246, 416940, 444736, 451685, 500328, 542022, 555920, 625410, 667104, 722696, 750492, 813033, 833880, 889472, 903370, 938115, 1000656, 1084044, 1111840, 1250820, 1334208, 1355055, 1445392, 1500984, 1626066, 1667760, 1806740, 1876230, 2001312, 2168088, 2223680, 2439099, 2501640, 2668416, 2710110, 2890784, 3001968, 3252132, 3335520, 3613480, 3752460, 4002624, 4065165, 4336176, 4447360, 4878198, 5003280, 5420220, 5781568, 6003936, 6504264, 6671040, 7226960, 7504920, 8005248, 8130330, 8672352, 9756396, 10006560, 10840440, 11563136, 12007872, 12195495, 13008528, 13342080, 14453920, 15009840, 16260660, 17344704, 19512792, 20013120, 21680880, 24015744, 24390990, 26017056, 28907840, 30019680, 32521320, 34689408, 39025584, 40026240, 43361760, 48781980, 52034112, 57815680, 60039360, 65042640, 78051168, 86723520, 97563960, 104068224, 120078720, 130085280, 156102336, 173447040, 195127920, 260170560, 312204672, 390255840, 520341120, 780511680, 1561023360]

約数ペア:

[(1, 1561023360), (2, 780511680), (3, 520341120), (4, 390255840), (5, 312204672), (6, 260170560), (8, 195127920), (9, 173447040), (10, 156102336), (12, 130085280), (13, 120078720), (15, 104068224), (16, 97563960), (18, 86723520), (20, 78051168), (24, 65042640), (26, 60039360), (27, 57815680), (30, 52034112), (32, 48781980), (36, 43361760), (39, 40026240), (40, 39025584), (45, 34689408), (48, 32521320), (52, 30019680), (54, 28907840), (60, 26017056), (64, 24390990), (65, 24015744), (72, 21680880), (78, 20013120), (80, 19512792), (90, 17344704), (96, 16260660), (104, 15009840), (108, 14453920), (117, 13342080), (120, 13008528), (128, 12195495), (130, 12007872), (135, 11563136), (144, 10840440), (156, 10006560), (160, 9756396), (180, 8672352), (192, 8130330), (195, 8005248), (208, 7504920), (216, 7226960), (234, 6671040), (240, 6504264), (260, 6003936), (270, 5781568), (288, 5420220), (312, 5003280), (320, 4878198), (351, 4447360), (360, 4336176), (384, 4065165), (390, 4002624), (416, 3752460), (432, 3613480), (468, 3335520), (480, 3252132), (520, 3001968), (540, 2890784), (576, 2710110), (585, 2668416), (624, 2501640), (640, 2439099), (702, 2223680), (720, 2168088), (780, 2001312), (832, 1876230), (864, 1806740), (936, 1667760), (960, 1626066), (1040, 1500984), (1080, 1445392), (1152, 1355055), (1170, 1334208), (1248, 1250820), (1404, 1111840), (1440, 1084044), (1560, 1000656), (1664, 938115), (1728, 903370), (1755, 889472), (1872, 833880), (1920, 813033), (2080, 750492), (2160, 722696), (2340, 667104), (2496, 625410), (2808, 555920), (2880, 542022), (3120, 500328), (3456, 451685), (3510, 444736), (3744, 416940), (4160, 375246), (4320, 361348), (4680, 333552), (4992, 312705), (5616, 277960), (5760, 271011), (6240, 250164), (6949, 224640), (7020, 222368), (7488, 208470), (8320, 187623), (8640, 180674), (9360, 166776), (11232, 138980), (12480, 125082), (13898, 112320), (14040, 111184), (14976, 104235), (17280, 90337), (18720, 83388), (20847, 74880), (22464, 69490), (24960, 62541), (27796, 56160), (28080, 55592), (34745, 44928), (37440, 41694)]