80918640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{601}}^1$

素因数の和:648

約数の個数: 240

約数和(自身を含む): 314417376

約数和(自身を除く): 233498736

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 30, 33, 34, 36, 40, 44, 45, 48, 51, 55, 60, 66, 68, 72, 80, 85, 88, 90, 99, 102, 110, 120, 132, 136, 144, 153, 165, 170, 176, 180, 187, 198, 204, 220, 240, 255, 264, 272, 306, 330, 340, 360, 374, 396, 408, 440, 495, 510, 528, 561, 601, 612, 660, 680, 720, 748, 765, 792, 816, 880, 935, 990, 1020, 1122, 1202, 1224, 1320, 1360, 1496, 1530, 1584, 1683, 1803, 1870, 1980, 2040, 2244, 2404, 2448, 2640, 2805, 2992, 3005, 3060, 3366, 3606, 3740, 3960, 4080, 4488, 4808, 5409, 5610, 6010, 6120, 6611, 6732, 7212, 7480, 7920, 8415, 8976, 9015, 9616, 10217, 10818, 11220, 12020, 12240, 13222, 13464, 14424, 14960, 16830, 18030, 19833, 20434, 21636, 22440, 24040, 26444, 26928, 27045, 28848, 30651, 33055, 33660, 36060, 39666, 40868, 43272, 44880, 48080, 51085, 52888, 54090, 59499, 61302, 66110, 67320, 72120, 79332, 81736, 86544, 91953, 99165, 102170, 105776, 108180, 112387, 118998, 122604, 132220, 134640, 144240, 153255, 158664, 163472, 183906, 198330, 204340, 216360, 224774, 237996, 245208, 264440, 297495, 306510, 317328, 337161, 367812, 396660, 408680, 432720, 449548, 459765, 475992, 490416, 528880, 561935, 594990, 613020, 674322, 735624, 793320, 817360, 899096, 919530, 951984, 1011483, 1123870, 1189980, 1226040, 1348644, 1471248, 1586640, 1685805, 1798192, 1839060, 2022966, 2247740, 2379960, 2452080, 2697288, 3371610, 3678120, 4045932, 4495480, 4759920, 5057415, 5394576, 6743220, 7356240, 8091864, 8990960, 10114830, 13486440, 16183728, 20229660, 26972880, 40459320, 80918640]

約数ペア:

[(1, 80918640), (2, 40459320), (3, 26972880), (4, 20229660), (5, 16183728), (6, 13486440), (8, 10114830), (9, 8990960), (10, 8091864), (11, 7356240), (12, 6743220), (15, 5394576), (16, 5057415), (17, 4759920), (18, 4495480), (20, 4045932), (22, 3678120), (24, 3371610), (30, 2697288), (33, 2452080), (34, 2379960), (36, 2247740), (40, 2022966), (44, 1839060), (45, 1798192), (48, 1685805), (51, 1586640), (55, 1471248), (60, 1348644), (66, 1226040), (68, 1189980), (72, 1123870), (80, 1011483), (85, 951984), (88, 919530), (90, 899096), (99, 817360), (102, 793320), (110, 735624), (120, 674322), (132, 613020), (136, 594990), (144, 561935), (153, 528880), (165, 490416), (170, 475992), (176, 459765), (180, 449548), (187, 432720), (198, 408680), (204, 396660), (220, 367812), (240, 337161), (255, 317328), (264, 306510), (272, 297495), (306, 264440), (330, 245208), (340, 237996), (360, 224774), (374, 216360), (396, 204340), (408, 198330), (440, 183906), (495, 163472), (510, 158664), (528, 153255), (561, 144240), (601, 134640), (612, 132220), (660, 122604), (680, 118998), (720, 112387), (748, 108180), (765, 105776), (792, 102170), (816, 99165), (880, 91953), (935, 86544), (990, 81736), (1020, 79332), (1122, 72120), (1202, 67320), (1224, 66110), (1320, 61302), (1360, 59499), (1496, 54090), (1530, 52888), (1584, 51085), (1683, 48080), (1803, 44880), (1870, 43272), (1980, 40868), (2040, 39666), (2244, 36060), (2404, 33660), (2448, 33055), (2640, 30651), (2805, 28848), (2992, 27045), (3005, 26928), (3060, 26444), (3366, 24040), (3606, 22440), (3740, 21636), (3960, 20434), (4080, 19833), (4488, 18030), (4808, 16830), (5409, 14960), (5610, 14424), (6010, 13464), (6120, 13222), (6611, 12240), (6732, 12020), (7212, 11220), (7480, 10818), (7920, 10217), (8415, 9616), (8976, 9015)]