4280940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1399}}^1$

素因数の和:1431

約数の個数: 72

約数和(自身を含む): 13759200

約数和(自身を除く): 9478260

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, 510, 612, 765, 1020, 1399, 1530, 2798, 3060, 4197, 5596, 6995, 8394, 12591, 13990, 16788, 20985, 23783, 25182, 27980, 41970, 47566, 50364, 62955, 71349, 83940, 95132, 118915, 125910, 142698, 214047, 237830, 251820, 285396, 356745, 428094, 475660, 713490, 856188, 1070235, 1426980, 2140470, 4280940]

約数ペア:

[(1, 4280940), (2, 2140470), (3, 1426980), (4, 1070235), (5, 856188), (6, 713490), (9, 475660), (10, 428094), (12, 356745), (15, 285396), (17, 251820), (18, 237830), (20, 214047), (30, 142698), (34, 125910), (36, 118915), (45, 95132), (51, 83940), (60, 71349), (68, 62955), (85, 50364), (90, 47566), (102, 41970), (153, 27980), (170, 25182), (180, 23783), (204, 20985), (255, 16788), (306, 13990), (340, 12591), (510, 8394), (612, 6995), (765, 5596), (1020, 4197), (1399, 3060), (1530, 2798)]