19118880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:120

約数の個数: 288

約数和(自身を含む): 76422528

約数和(自身を除く): 57303648

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 30, 32, 33, 34, 36, 40, 44, 45, 48, 51, 55, 60, 66, 68, 71, 72, 80, 85, 88, 90, 96, 99, 102, 110, 120, 132, 136, 142, 144, 153, 160, 165, 170, 176, 180, 187, 198, 204, 213, 220, 240, 255, 264, 272, 284, 288, 306, 330, 340, 352, 355, 360, 374, 396, 408, 426, 440, 480, 495, 510, 528, 544, 561, 568, 612, 639, 660, 680, 710, 720, 748, 765, 781, 792, 816, 852, 880, 935, 990, 1020, 1056, 1065, 1122, 1136, 1207, 1224, 1278, 1320, 1360, 1420, 1440, 1496, 1530, 1562, 1584, 1632, 1683, 1704, 1760, 1870, 1980, 2040, 2130, 2244, 2272, 2343, 2414, 2448, 2556, 2640, 2720, 2805, 2840, 2992, 3060, 3124, 3168, 3195, 3366, 3408, 3621, 3740, 3905, 3960, 4080, 4260, 4488, 4686, 4828, 4896, 5112, 5280, 5610, 5680, 5984, 6035, 6120, 6248, 6390, 6732, 6816, 7029, 7242, 7480, 7810, 7920, 8160, 8415, 8520, 8976, 9372, 9656, 10224, 10863, 11220, 11360, 11715, 12070, 12240, 12496, 12780, 13277, 13464, 14058, 14484, 14960, 15620, 15840, 16830, 17040, 17952, 18105, 18744, 19312, 20448, 21726, 22440, 23430, 24140, 24480, 24992, 25560, 26554, 26928, 28116, 28968, 29920, 31240, 33660, 34080, 35145, 36210, 37488, 38624, 39831, 43452, 44880, 46860, 48280, 51120, 53108, 53856, 54315, 56232, 57936, 62480, 66385, 67320, 70290, 72420, 74976, 79662, 86904, 89760, 93720, 96560, 102240, 106216, 108630, 112464, 115872, 119493, 124960, 132770, 134640, 140580, 144840, 159324, 173808, 187440, 193120, 199155, 212432, 217260, 224928, 238986, 265540, 269280, 281160, 289680, 318648, 347616, 374880, 398310, 424864, 434520, 477972, 531080, 562320, 579360, 597465, 637296, 796620, 869040, 955944, 1062160, 1124640, 1194930, 1274592, 1593240, 1738080, 1911888, 2124320, 2389860, 3186480, 3823776, 4779720, 6372960, 9559440, 19118880]

約数ペア:

[(1, 19118880), (2, 9559440), (3, 6372960), (4, 4779720), (5, 3823776), (6, 3186480), (8, 2389860), (9, 2124320), (10, 1911888), (11, 1738080), (12, 1593240), (15, 1274592), (16, 1194930), (17, 1124640), (18, 1062160), (20, 955944), (22, 869040), (24, 796620), (30, 637296), (32, 597465), (33, 579360), (34, 562320), (36, 531080), (40, 477972), (44, 434520), (45, 424864), (48, 398310), (51, 374880), (55, 347616), (60, 318648), (66, 289680), (68, 281160), (71, 269280), (72, 265540), (80, 238986), (85, 224928), (88, 217260), (90, 212432), (96, 199155), (99, 193120), (102, 187440), (110, 173808), (120, 159324), (132, 144840), (136, 140580), (142, 134640), (144, 132770), (153, 124960), (160, 119493), (165, 115872), (170, 112464), (176, 108630), (180, 106216), (187, 102240), (198, 96560), (204, 93720), (213, 89760), (220, 86904), (240, 79662), (255, 74976), (264, 72420), (272, 70290), (284, 67320), (288, 66385), (306, 62480), (330, 57936), (340, 56232), (352, 54315), (355, 53856), (360, 53108), (374, 51120), (396, 48280), (408, 46860), (426, 44880), (440, 43452), (480, 39831), (495, 38624), (510, 37488), (528, 36210), (544, 35145), (561, 34080), (568, 33660), (612, 31240), (639, 29920), (660, 28968), (680, 28116), (710, 26928), (720, 26554), (748, 25560), (765, 24992), (781, 24480), (792, 24140), (816, 23430), (852, 22440), (880, 21726), (935, 20448), (990, 19312), (1020, 18744), (1056, 18105), (1065, 17952), (1122, 17040), (1136, 16830), (1207, 15840), (1224, 15620), (1278, 14960), (1320, 14484), (1360, 14058), (1420, 13464), (1440, 13277), (1496, 12780), (1530, 12496), (1562, 12240), (1584, 12070), (1632, 11715), (1683, 11360), (1704, 11220), (1760, 10863), (1870, 10224), (1980, 9656), (2040, 9372), (2130, 8976), (2244, 8520), (2272, 8415), (2343, 8160), (2414, 7920), (2448, 7810), (2556, 7480), (2640, 7242), (2720, 7029), (2805, 6816), (2840, 6732), (2992, 6390), (3060, 6248), (3124, 6120), (3168, 6035), (3195, 5984), (3366, 5680), (3408, 5610), (3621, 5280), (3740, 5112), (3905, 4896), (3960, 4828), (4080, 4686), (4260, 4488)]