215432460

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1873}}^1$

素因数の和:1965

約数の個数: 120

約数和(自身を含む): 685704096

約数和(自身を除く): 470271636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 81, 90, 108, 135, 142, 162, 180, 213, 270, 284, 324, 355, 405, 426, 540, 639, 710, 810, 852, 1065, 1278, 1420, 1620, 1873, 1917, 2130, 2556, 3195, 3746, 3834, 4260, 5619, 5751, 6390, 7492, 7668, 9365, 9585, 11238, 11502, 12780, 16857, 18730, 19170, 22476, 23004, 28095, 28755, 33714, 37460, 38340, 50571, 56190, 57510, 67428, 84285, 101142, 112380, 115020, 132983, 151713, 168570, 202284, 252855, 265966, 303426, 337140, 398949, 505710, 531932, 606852, 664915, 758565, 797898, 1011420, 1196847, 1329830, 1517130, 1595796, 1994745, 2393694, 2659660, 3034260, 3590541, 3989490, 4787388, 5984235, 7181082, 7978980, 10771623, 11968470, 14362164, 17952705, 21543246, 23936940, 35905410, 43086492, 53858115, 71810820, 107716230, 215432460]

約数ペア:

[(1, 215432460), (2, 107716230), (3, 71810820), (4, 53858115), (5, 43086492), (6, 35905410), (9, 23936940), (10, 21543246), (12, 17952705), (15, 14362164), (18, 11968470), (20, 10771623), (27, 7978980), (30, 7181082), (36, 5984235), (45, 4787388), (54, 3989490), (60, 3590541), (71, 3034260), (81, 2659660), (90, 2393694), (108, 1994745), (135, 1595796), (142, 1517130), (162, 1329830), (180, 1196847), (213, 1011420), (270, 797898), (284, 758565), (324, 664915), (355, 606852), (405, 531932), (426, 505710), (540, 398949), (639, 337140), (710, 303426), (810, 265966), (852, 252855), (1065, 202284), (1278, 168570), (1420, 151713), (1620, 132983), (1873, 115020), (1917, 112380), (2130, 101142), (2556, 84285), (3195, 67428), (3746, 57510), (3834, 56190), (4260, 50571), (5619, 38340), (5751, 37460), (6390, 33714), (7492, 28755), (7668, 28095), (9365, 23004), (9585, 22476), (11238, 19170), (11502, 18730), (12780, 16857)]