56089980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{983}}^1$

素因数の和:1315

約数の個数: 72

約数和(自身を含む): 170849952

約数和(自身を除く): 114759972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 317, 634, 951, 983, 1268, 1585, 1902, 1966, 2853, 2949, 3170, 3804, 3932, 4755, 4915, 5706, 5898, 6340, 8847, 9510, 9830, 11412, 11796, 14265, 14745, 17694, 19020, 19660, 28530, 29490, 35388, 44235, 57060, 58980, 88470, 176940, 311611, 623222, 934833, 1246444, 1558055, 1869666, 2804499, 3116110, 3739332, 4674165, 5608998, 6232220, 9348330, 11217996, 14022495, 18696660, 28044990, 56089980]

約数ペア:

[(1, 56089980), (2, 28044990), (3, 18696660), (4, 14022495), (5, 11217996), (6, 9348330), (9, 6232220), (10, 5608998), (12, 4674165), (15, 3739332), (18, 3116110), (20, 2804499), (30, 1869666), (36, 1558055), (45, 1246444), (60, 934833), (90, 623222), (180, 311611), (317, 176940), (634, 88470), (951, 58980), (983, 57060), (1268, 44235), (1585, 35388), (1902, 29490), (1966, 28530), (2853, 19660), (2949, 19020), (3170, 17694), (3804, 14745), (3932, 14265), (4755, 11796), (4915, 11412), (5706, 9830), (5898, 9510), (6340, 8847)]