28148940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9199}}^1$

素因数の和:9231

約数の個数: 72

約数和(自身を含む): 90417600

約数和(自身を除く): 62268660

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, 1530, 3060, 9199, 18398, 27597, 36796, 45995, 55194, 82791, 91990, 110388, 137985, 156383, 165582, 183980, 275970, 312766, 331164, 413955, 469149, 551940, 625532, 781915, 827910, 938298, 1407447, 1563830, 1655820, 1876596, 2345745, 2814894, 3127660, 4691490, 5629788, 7037235, 9382980, 14074470, 28148940]

約数ペア:

[(1, 28148940), (2, 14074470), (3, 9382980), (4, 7037235), (5, 5629788), (6, 4691490), (9, 3127660), (10, 2814894), (12, 2345745), (15, 1876596), (17, 1655820), (18, 1563830), (20, 1407447), (30, 938298), (34, 827910), (36, 781915), (45, 625532), (51, 551940), (60, 469149), (68, 413955), (85, 331164), (90, 312766), (102, 275970), (153, 183980), (170, 165582), (180, 156383), (204, 137985), (255, 110388), (306, 91990), (340, 82791), (510, 55194), (612, 45995), (765, 36796), (1020, 27597), (1530, 18398), (3060, 9199)]