81760140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1$

素因数の和:397

約数の個数: 288

約数和(自身を含む): 328333824

約数和(自身を除く): 246573684

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 17, 18, 20, 21, 22, 28, 30, 33, 34, 35, 36, 42, 44, 45, 51, 55, 60, 63, 66, 68, 70, 77, 84, 85, 90, 99, 102, 105, 110, 119, 126, 132, 140, 153, 154, 165, 170, 180, 187, 198, 204, 210, 220, 231, 238, 252, 255, 306, 308, 315, 330, 340, 347, 357, 374, 385, 396, 420, 462, 476, 495, 510, 561, 595, 612, 630, 660, 693, 694, 714, 748, 765, 770, 924, 935, 990, 1020, 1041, 1071, 1122, 1155, 1190, 1260, 1309, 1386, 1388, 1428, 1530, 1540, 1683, 1735, 1785, 1870, 1980, 2082, 2142, 2244, 2310, 2380, 2429, 2618, 2772, 2805, 3060, 3123, 3366, 3465, 3470, 3570, 3740, 3817, 3927, 4164, 4284, 4620, 4858, 5205, 5236, 5355, 5610, 5899, 6246, 6545, 6732, 6930, 6940, 7140, 7287, 7634, 7854, 8415, 9716, 10410, 10710, 11220, 11451, 11781, 11798, 12145, 12492, 13090, 13860, 14574, 15268, 15615, 15708, 16830, 17697, 19085, 19635, 20820, 21420, 21861, 22902, 23562, 23596, 24290, 26180, 26719, 29148, 29495, 31230, 33660, 34353, 35394, 36435, 38170, 39270, 41293, 43722, 45804, 47124, 48580, 53091, 53438, 57255, 58905, 58990, 62460, 64889, 68706, 70788, 72870, 76340, 78540, 80157, 82586, 87444, 88485, 106182, 106876, 109305, 114510, 117810, 117980, 123879, 129778, 133595, 137412, 145740, 160314, 165172, 171765, 176970, 194667, 206465, 212364, 218610, 229020, 235620, 240471, 247758, 259556, 265455, 267190, 320628, 324445, 343530, 353940, 371637, 389334, 400785, 412930, 437220, 454223, 480942, 495516, 530910, 534380, 584001, 619395, 648890, 687060, 743274, 778668, 801570, 825860, 908446, 961884, 973335, 1061820, 1168002, 1202355, 1238790, 1297780, 1362669, 1486548, 1603140, 1816892, 1858185, 1946670, 2271115, 2336004, 2404710, 2477580, 2725338, 2920005, 3716370, 3893340, 4088007, 4542230, 4809420, 5450676, 5840010, 6813345, 7432740, 8176014, 9084460, 11680020, 13626690, 16352028, 20440035, 27253380, 40880070, 81760140]

約数ペア:

[(1, 81760140), (2, 40880070), (3, 27253380), (4, 20440035), (5, 16352028), (6, 13626690), (7, 11680020), (9, 9084460), (10, 8176014), (11, 7432740), (12, 6813345), (14, 5840010), (15, 5450676), (17, 4809420), (18, 4542230), (20, 4088007), (21, 3893340), (22, 3716370), (28, 2920005), (30, 2725338), (33, 2477580), (34, 2404710), (35, 2336004), (36, 2271115), (42, 1946670), (44, 1858185), (45, 1816892), (51, 1603140), (55, 1486548), (60, 1362669), (63, 1297780), (66, 1238790), (68, 1202355), (70, 1168002), (77, 1061820), (84, 973335), (85, 961884), (90, 908446), (99, 825860), (102, 801570), (105, 778668), (110, 743274), (119, 687060), (126, 648890), (132, 619395), (140, 584001), (153, 534380), (154, 530910), (165, 495516), (170, 480942), (180, 454223), (187, 437220), (198, 412930), (204, 400785), (210, 389334), (220, 371637), (231, 353940), (238, 343530), (252, 324445), (255, 320628), (306, 267190), (308, 265455), (315, 259556), (330, 247758), (340, 240471), (347, 235620), (357, 229020), (374, 218610), (385, 212364), (396, 206465), (420, 194667), (462, 176970), (476, 171765), (495, 165172), (510, 160314), (561, 145740), (595, 137412), (612, 133595), (630, 129778), (660, 123879), (693, 117980), (694, 117810), (714, 114510), (748, 109305), (765, 106876), (770, 106182), (924, 88485), (935, 87444), (990, 82586), (1020, 80157), (1041, 78540), (1071, 76340), (1122, 72870), (1155, 70788), (1190, 68706), (1260, 64889), (1309, 62460), (1386, 58990), (1388, 58905), (1428, 57255), (1530, 53438), (1540, 53091), (1683, 48580), (1735, 47124), (1785, 45804), (1870, 43722), (1980, 41293), (2082, 39270), (2142, 38170), (2244, 36435), (2310, 35394), (2380, 34353), (2429, 33660), (2618, 31230), (2772, 29495), (2805, 29148), (3060, 26719), (3123, 26180), (3366, 24290), (3465, 23596), (3470, 23562), (3570, 22902), (3740, 21861), (3817, 21420), (3927, 20820), (4164, 19635), (4284, 19085), (4620, 17697), (4858, 16830), (5205, 15708), (5236, 15615), (5355, 15268), (5610, 14574), (5899, 13860), (6246, 13090), (6545, 12492), (6732, 12145), (6930, 11798), (6940, 11781), (7140, 11451), (7287, 11220), (7634, 10710), (7854, 10410), (8415, 9716)]