1373940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1$

素因数の和:481

約数の個数: 72

約数和(自身を含む): 4422600

約数和(自身を除く): 3048660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 449, 510, 612, 765, 898, 1020, 1347, 1530, 1796, 2245, 2694, 3060, 4041, 4490, 5388, 6735, 7633, 8082, 8980, 13470, 15266, 16164, 20205, 22899, 26940, 30532, 38165, 40410, 45798, 68697, 76330, 80820, 91596, 114495, 137394, 152660, 228990, 274788, 343485, 457980, 686970, 1373940]

約数ペア:

[(1, 1373940), (2, 686970), (3, 457980), (4, 343485), (5, 274788), (6, 228990), (9, 152660), (10, 137394), (12, 114495), (15, 91596), (17, 80820), (18, 76330), (20, 68697), (30, 45798), (34, 40410), (36, 38165), (45, 30532), (51, 26940), (60, 22899), (68, 20205), (85, 16164), (90, 15266), (102, 13470), (153, 8980), (170, 8082), (180, 7633), (204, 6735), (255, 5388), (306, 4490), (340, 4041), (449, 3060), (510, 2694), (612, 2245), (765, 1796), (898, 1530), (1020, 1347)]