68879940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:162

約数の個数: 192

約数和(自身を含む): 220631040

約数和(自身を除く): 151751100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 30, 37, 38, 46, 57, 60, 69, 71, 74, 76, 92, 95, 111, 114, 115, 138, 142, 148, 185, 190, 213, 222, 228, 230, 276, 284, 285, 345, 355, 370, 380, 426, 437, 444, 460, 555, 570, 690, 703, 710, 740, 851, 852, 874, 1065, 1110, 1140, 1311, 1349, 1380, 1406, 1420, 1633, 1702, 1748, 2109, 2130, 2185, 2220, 2553, 2622, 2627, 2698, 2812, 3266, 3404, 3515, 4047, 4218, 4255, 4260, 4370, 4899, 5106, 5244, 5254, 5396, 6532, 6555, 6745, 7030, 7881, 8094, 8165, 8436, 8510, 8740, 9798, 10212, 10508, 10545, 12765, 13110, 13135, 13490, 14060, 15762, 16169, 16188, 16330, 17020, 19596, 20235, 21090, 24495, 25530, 26220, 26270, 26980, 31027, 31524, 32338, 32660, 39405, 40470, 42180, 48507, 48990, 49913, 51060, 52540, 60421, 62054, 64676, 78810, 80845, 80940, 93081, 97014, 97980, 99826, 120842, 124108, 149739, 155135, 157620, 161690, 181263, 186162, 194028, 199652, 241684, 242535, 249565, 299478, 302105, 310270, 323380, 362526, 372324, 465405, 485070, 499130, 598956, 604210, 620540, 725052, 748695, 906315, 930810, 970140, 998260, 1147999, 1208420, 1497390, 1812630, 1861620, 2295998, 2994780, 3443997, 3625260, 4591996, 5739995, 6887994, 11479990, 13775988, 17219985, 22959980, 34439970, 68879940]

約数ペア:

[(1, 68879940), (2, 34439970), (3, 22959980), (4, 17219985), (5, 13775988), (6, 11479990), (10, 6887994), (12, 5739995), (15, 4591996), (19, 3625260), (20, 3443997), (23, 2994780), (30, 2295998), (37, 1861620), (38, 1812630), (46, 1497390), (57, 1208420), (60, 1147999), (69, 998260), (71, 970140), (74, 930810), (76, 906315), (92, 748695), (95, 725052), (111, 620540), (114, 604210), (115, 598956), (138, 499130), (142, 485070), (148, 465405), (185, 372324), (190, 362526), (213, 323380), (222, 310270), (228, 302105), (230, 299478), (276, 249565), (284, 242535), (285, 241684), (345, 199652), (355, 194028), (370, 186162), (380, 181263), (426, 161690), (437, 157620), (444, 155135), (460, 149739), (555, 124108), (570, 120842), (690, 99826), (703, 97980), (710, 97014), (740, 93081), (851, 80940), (852, 80845), (874, 78810), (1065, 64676), (1110, 62054), (1140, 60421), (1311, 52540), (1349, 51060), (1380, 49913), (1406, 48990), (1420, 48507), (1633, 42180), (1702, 40470), (1748, 39405), (2109, 32660), (2130, 32338), (2185, 31524), (2220, 31027), (2553, 26980), (2622, 26270), (2627, 26220), (2698, 25530), (2812, 24495), (3266, 21090), (3404, 20235), (3515, 19596), (4047, 17020), (4218, 16330), (4255, 16188), (4260, 16169), (4370, 15762), (4899, 14060), (5106, 13490), (5244, 13135), (5254, 13110), (5396, 12765), (6532, 10545), (6555, 10508), (6745, 10212), (7030, 9798), (7881, 8740), (8094, 8510), (8165, 8436)]