168431580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2897}}^1$

素因数の和:2948

約数の個数: 144

約数和(自身を含む): 569630880

約数和(自身を除く): 401199300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 380, 510, 570, 612, 646, 684, 765, 855, 969, 1020, 1140, 1292, 1530, 1615, 1710, 1938, 2897, 2907, 3060, 3230, 3420, 3876, 4845, 5794, 5814, 6460, 8691, 9690, 11588, 11628, 14485, 14535, 17382, 19380, 26073, 28970, 29070, 34764, 43455, 49249, 52146, 55043, 57940, 58140, 86910, 98498, 104292, 110086, 130365, 147747, 165129, 173820, 196996, 220172, 246245, 260730, 275215, 295494, 330258, 443241, 492490, 495387, 521460, 550430, 590988, 660516, 738735, 825645, 886482, 935731, 984980, 990774, 1100860, 1477470, 1651290, 1772964, 1871462, 1981548, 2216205, 2476935, 2807193, 2954940, 3302580, 3742924, 4432410, 4678655, 4953870, 5614386, 8421579, 8864820, 9357310, 9907740, 11228772, 14035965, 16843158, 18714620, 28071930, 33686316, 42107895, 56143860, 84215790, 168431580]

約数ペア:

[(1, 168431580), (2, 84215790), (3, 56143860), (4, 42107895), (5, 33686316), (6, 28071930), (9, 18714620), (10, 16843158), (12, 14035965), (15, 11228772), (17, 9907740), (18, 9357310), (19, 8864820), (20, 8421579), (30, 5614386), (34, 4953870), (36, 4678655), (38, 4432410), (45, 3742924), (51, 3302580), (57, 2954940), (60, 2807193), (68, 2476935), (76, 2216205), (85, 1981548), (90, 1871462), (95, 1772964), (102, 1651290), (114, 1477470), (153, 1100860), (170, 990774), (171, 984980), (180, 935731), (190, 886482), (204, 825645), (228, 738735), (255, 660516), (285, 590988), (306, 550430), (323, 521460), (340, 495387), (342, 492490), (380, 443241), (510, 330258), (570, 295494), (612, 275215), (646, 260730), (684, 246245), (765, 220172), (855, 196996), (969, 173820), (1020, 165129), (1140, 147747), (1292, 130365), (1530, 110086), (1615, 104292), (1710, 98498), (1938, 86910), (2897, 58140), (2907, 57940), (3060, 55043), (3230, 52146), (3420, 49249), (3876, 43455), (4845, 34764), (5794, 29070), (5814, 28970), (6460, 26073), (8691, 19380), (9690, 17382), (11588, 14535), (11628, 14485)]