1610622720

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{19973}}^1$

素因数の和:20007

約数の個数: 216

約数和(自身を含む): 6368989536

約数和(自身を除く): 4758366816

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5376, 5760, 6720, 8064, 8960, 10080, 11520, 13440, 16128, 19973, 20160, 26880, 39946, 40320, 59919, 79892, 80640, 99865, 119838, 139811, 159784, 179757, 199730, 239676, 279622, 299595, 319568, 359514, 399460, 419433, 479352, 559244, 599190, 639136, 699055, 719028, 798920, 838866, 898785, 958704, 1118488, 1198380, 1258299, 1278272, 1398110, 1438056, 1597840, 1677732, 1797570, 1917408, 2097165, 2236976, 2396760, 2516598, 2556544, 2796220, 2876112, 3195680, 3355464, 3595140, 3834816, 4194330, 4473952, 4793520, 5033196, 5113088, 5592440, 5752224, 6291495, 6391360, 6710928, 7190280, 7669632, 8388660, 8947904, 9587040, 10066392, 11184880, 11504448, 12582990, 12782720, 13421856, 14380560, 15339264, 16777320, 17895808, 19174080, 20132784, 22369760, 23008896, 25165980, 25565440, 26843712, 28761120, 33554640, 35791616, 38348160, 40265568, 44739520, 46017792, 50331960, 53687424, 57522240, 67109280, 76696320, 80531136, 89479040, 100663920, 107374848, 115044480, 134218560, 161062272, 178958080, 201327840, 230088960, 268437120, 322124544, 402655680, 536874240, 805311360, 1610622720]

約数ペア:

[(1, 1610622720), (2, 805311360), (3, 536874240), (4, 402655680), (5, 322124544), (6, 268437120), (7, 230088960), (8, 201327840), (9, 178958080), (10, 161062272), (12, 134218560), (14, 115044480), (15, 107374848), (16, 100663920), (18, 89479040), (20, 80531136), (21, 76696320), (24, 67109280), (28, 57522240), (30, 53687424), (32, 50331960), (35, 46017792), (36, 44739520), (40, 40265568), (42, 38348160), (45, 35791616), (48, 33554640), (56, 28761120), (60, 26843712), (63, 25565440), (64, 25165980), (70, 23008896), (72, 22369760), (80, 20132784), (84, 19174080), (90, 17895808), (96, 16777320), (105, 15339264), (112, 14380560), (120, 13421856), (126, 12782720), (128, 12582990), (140, 11504448), (144, 11184880), (160, 10066392), (168, 9587040), (180, 8947904), (192, 8388660), (210, 7669632), (224, 7190280), (240, 6710928), (252, 6391360), (256, 6291495), (280, 5752224), (288, 5592440), (315, 5113088), (320, 5033196), (336, 4793520), (360, 4473952), (384, 4194330), (420, 3834816), (448, 3595140), (480, 3355464), (504, 3195680), (560, 2876112), (576, 2796220), (630, 2556544), (640, 2516598), (672, 2396760), (720, 2236976), (768, 2097165), (840, 1917408), (896, 1797570), (960, 1677732), (1008, 1597840), (1120, 1438056), (1152, 1398110), (1260, 1278272), (1280, 1258299), (1344, 1198380), (1440, 1118488), (1680, 958704), (1792, 898785), (1920, 838866), (2016, 798920), (2240, 719028), (2304, 699055), (2520, 639136), (2688, 599190), (2880, 559244), (3360, 479352), (3840, 419433), (4032, 399460), (4480, 359514), (5040, 319568), (5376, 299595), (5760, 279622), (6720, 239676), (8064, 199730), (8960, 179757), (10080, 159784), (11520, 139811), (13440, 119838), (16128, 99865), (19973, 80640), (20160, 79892), (26880, 59919), (39946, 40320)]