55571580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16249}}^1$

素因数の和:16283

約数の個数: 72

約数和(自身を含む): 177450000

約数和(自身を除く): 121878420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 16249, 32498, 48747, 64996, 81245, 97494, 146241, 162490, 194988, 243735, 292482, 308731, 324980, 487470, 584964, 617462, 731205, 926193, 974940, 1234924, 1462410, 1543655, 1852386, 2778579, 2924820, 3087310, 3704772, 4630965, 5557158, 6174620, 9261930, 11114316, 13892895, 18523860, 27785790, 55571580]

約数ペア:

[(1, 55571580), (2, 27785790), (3, 18523860), (4, 13892895), (5, 11114316), (6, 9261930), (9, 6174620), (10, 5557158), (12, 4630965), (15, 3704772), (18, 3087310), (19, 2924820), (20, 2778579), (30, 1852386), (36, 1543655), (38, 1462410), (45, 1234924), (57, 974940), (60, 926193), (76, 731205), (90, 617462), (95, 584964), (114, 487470), (171, 324980), (180, 308731), (190, 292482), (228, 243735), (285, 194988), (342, 162490), (380, 146241), (570, 97494), (684, 81245), (855, 64996), (1140, 48747), (1710, 32498), (3420, 16249)]