215413290

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{661}}^1$

素因数の和:765

約数の個数: 128

約数和(自身を含む): 617725440

約数和(自身を除く): 402312150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 71, 85, 90, 102, 135, 142, 153, 170, 213, 255, 270, 306, 355, 426, 459, 510, 639, 661, 710, 765, 918, 1065, 1207, 1278, 1322, 1530, 1917, 1983, 2130, 2295, 2414, 3195, 3305, 3621, 3834, 3966, 4590, 5949, 6035, 6390, 6610, 7242, 9585, 9915, 10863, 11237, 11898, 12070, 17847, 18105, 19170, 19830, 21726, 22474, 29745, 32589, 33711, 35694, 36210, 46931, 54315, 56185, 59490, 65178, 67422, 89235, 93862, 101133, 108630, 112370, 140793, 162945, 168555, 178470, 202266, 234655, 281586, 303399, 325890, 337110, 422379, 469310, 505665, 606798, 703965, 797827, 844758, 1011330, 1267137, 1407930, 1516995, 1595654, 2111895, 2393481, 2534274, 3033990, 3989135, 4223790, 4786962, 6335685, 7180443, 7978270, 11967405, 12671370, 14360886, 21541329, 23934810, 35902215, 43082658, 71804430, 107706645, 215413290]

約数ペア:

[(1, 215413290), (2, 107706645), (3, 71804430), (5, 43082658), (6, 35902215), (9, 23934810), (10, 21541329), (15, 14360886), (17, 12671370), (18, 11967405), (27, 7978270), (30, 7180443), (34, 6335685), (45, 4786962), (51, 4223790), (54, 3989135), (71, 3033990), (85, 2534274), (90, 2393481), (102, 2111895), (135, 1595654), (142, 1516995), (153, 1407930), (170, 1267137), (213, 1011330), (255, 844758), (270, 797827), (306, 703965), (355, 606798), (426, 505665), (459, 469310), (510, 422379), (639, 337110), (661, 325890), (710, 303399), (765, 281586), (918, 234655), (1065, 202266), (1207, 178470), (1278, 168555), (1322, 162945), (1530, 140793), (1917, 112370), (1983, 108630), (2130, 101133), (2295, 93862), (2414, 89235), (3195, 67422), (3305, 65178), (3621, 59490), (3834, 56185), (3966, 54315), (4590, 46931), (5949, 36210), (6035, 35694), (6390, 33711), (6610, 32589), (7242, 29745), (9585, 22474), (9915, 21726), (10863, 19830), (11237, 19170), (11898, 18105), (12070, 17847)]