171356940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1931}}^1$

素因数の和:1992

約数の個数: 144

約数和(自身を含む): 569630880

約数和(自身を除く): 398273940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 29, 30, 34, 36, 45, 51, 58, 60, 68, 85, 87, 90, 102, 116, 145, 153, 170, 174, 180, 204, 255, 261, 290, 306, 340, 348, 435, 493, 510, 522, 580, 612, 765, 870, 986, 1020, 1044, 1305, 1479, 1530, 1740, 1931, 1972, 2465, 2610, 2958, 3060, 3862, 4437, 4930, 5220, 5793, 5916, 7395, 7724, 8874, 9655, 9860, 11586, 14790, 17379, 17748, 19310, 22185, 23172, 28965, 29580, 32827, 34758, 38620, 44370, 55999, 57930, 65654, 69516, 86895, 88740, 98481, 111998, 115860, 131308, 164135, 167997, 173790, 196962, 223996, 279995, 295443, 328270, 335994, 347580, 393924, 492405, 503991, 559990, 590886, 656540, 671988, 839985, 951983, 984810, 1007982, 1119980, 1181772, 1477215, 1679970, 1903966, 1969620, 2015964, 2519955, 2855949, 2954430, 3359940, 3807932, 4759915, 5039910, 5711898, 5908860, 8567847, 9519830, 10079820, 11423796, 14279745, 17135694, 19039660, 28559490, 34271388, 42839235, 57118980, 85678470, 171356940]

約数ペア:

[(1, 171356940), (2, 85678470), (3, 57118980), (4, 42839235), (5, 34271388), (6, 28559490), (9, 19039660), (10, 17135694), (12, 14279745), (15, 11423796), (17, 10079820), (18, 9519830), (20, 8567847), (29, 5908860), (30, 5711898), (34, 5039910), (36, 4759915), (45, 3807932), (51, 3359940), (58, 2954430), (60, 2855949), (68, 2519955), (85, 2015964), (87, 1969620), (90, 1903966), (102, 1679970), (116, 1477215), (145, 1181772), (153, 1119980), (170, 1007982), (174, 984810), (180, 951983), (204, 839985), (255, 671988), (261, 656540), (290, 590886), (306, 559990), (340, 503991), (348, 492405), (435, 393924), (493, 347580), (510, 335994), (522, 328270), (580, 295443), (612, 279995), (765, 223996), (870, 196962), (986, 173790), (1020, 167997), (1044, 164135), (1305, 131308), (1479, 115860), (1530, 111998), (1740, 98481), (1931, 88740), (1972, 86895), (2465, 69516), (2610, 65654), (2958, 57930), (3060, 55999), (3862, 44370), (4437, 38620), (4930, 34758), (5220, 32827), (5793, 29580), (5916, 28965), (7395, 23172), (7724, 22185), (8874, 19310), (9655, 17748), (9860, 17379), (11586, 14790)]