171430040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:261

約数の個数: 128

約数和(自身を含む): 434367360

約数和(自身を除く): 262937320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 97, 113, 115, 136, 170, 184, 194, 226, 230, 340, 388, 391, 452, 460, 485, 565, 680, 776, 782, 904, 920, 970, 1130, 1564, 1649, 1921, 1940, 1955, 2231, 2260, 2599, 3128, 3298, 3842, 3880, 3910, 4462, 4520, 5198, 6596, 7684, 7820, 8245, 8924, 9605, 10396, 10961, 11155, 12995, 13192, 15368, 15640, 16490, 17848, 19210, 20792, 21922, 22310, 25990, 32980, 37927, 38420, 43844, 44183, 44620, 51980, 54805, 65960, 75854, 76840, 87688, 88366, 89240, 103960, 109610, 151708, 176732, 186337, 189635, 219220, 220915, 252103, 303416, 353464, 372674, 379270, 438440, 441830, 504206, 745348, 758540, 883660, 931685, 1008412, 1260515, 1490696, 1517080, 1767320, 1863370, 2016824, 2521030, 3726740, 4285751, 5042060, 7453480, 8571502, 10084120, 17143004, 21428755, 34286008, 42857510, 85715020, 171430040]

約数ペア:

[(1, 171430040), (2, 85715020), (4, 42857510), (5, 34286008), (8, 21428755), (10, 17143004), (17, 10084120), (20, 8571502), (23, 7453480), (34, 5042060), (40, 4285751), (46, 3726740), (68, 2521030), (85, 2016824), (92, 1863370), (97, 1767320), (113, 1517080), (115, 1490696), (136, 1260515), (170, 1008412), (184, 931685), (194, 883660), (226, 758540), (230, 745348), (340, 504206), (388, 441830), (391, 438440), (452, 379270), (460, 372674), (485, 353464), (565, 303416), (680, 252103), (776, 220915), (782, 219220), (904, 189635), (920, 186337), (970, 176732), (1130, 151708), (1564, 109610), (1649, 103960), (1921, 89240), (1940, 88366), (1955, 87688), (2231, 76840), (2260, 75854), (2599, 65960), (3128, 54805), (3298, 51980), (3842, 44620), (3880, 44183), (3910, 43844), (4462, 38420), (4520, 37927), (5198, 32980), (6596, 25990), (7684, 22310), (7820, 21922), (8245, 20792), (8924, 19210), (9605, 17848), (10396, 16490), (10961, 15640), (11155, 15368), (12995, 13192)]