320293980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:341

約数の個数: 192

約数和(自身を含む): 1045699200

約数和(自身を除く): 725405220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 87, 90, 108, 113, 116, 135, 145, 174, 180, 181, 226, 261, 270, 290, 339, 348, 362, 435, 452, 522, 540, 543, 565, 580, 678, 724, 783, 870, 905, 1017, 1044, 1086, 1130, 1305, 1356, 1566, 1629, 1695, 1740, 1810, 2034, 2172, 2260, 2610, 2715, 3051, 3132, 3258, 3277, 3390, 3620, 3915, 4068, 4887, 5085, 5220, 5249, 5430, 6102, 6516, 6554, 6780, 7830, 8145, 9774, 9831, 10170, 10498, 10860, 12204, 13108, 15255, 15660, 15747, 16290, 16385, 19548, 19662, 20340, 20453, 20996, 24435, 26245, 29493, 30510, 31494, 32580, 32770, 39324, 40906, 47241, 48870, 49155, 52490, 58986, 61020, 61359, 62988, 65540, 78735, 81812, 88479, 94482, 97740, 98310, 102265, 104980, 117972, 122718, 141723, 147465, 157470, 176958, 184077, 188964, 196620, 204530, 236205, 245436, 283446, 294930, 306795, 314940, 353916, 368154, 409060, 442395, 472410, 552231, 566892, 589860, 593137, 613590, 708615, 736308, 884790, 920385, 944820, 1104462, 1186274, 1227180, 1417230, 1769580, 1779411, 1840770, 2208924, 2372548, 2761155, 2834460, 2965685, 3558822, 3681540, 5338233, 5522310, 5931370, 7117644, 8897055, 10676466, 11044620, 11862740, 16014699, 17794110, 21352932, 26691165, 32029398, 35588220, 53382330, 64058796, 80073495, 106764660, 160146990, 320293980]

約数ペア:

[(1, 320293980), (2, 160146990), (3, 106764660), (4, 80073495), (5, 64058796), (6, 53382330), (9, 35588220), (10, 32029398), (12, 26691165), (15, 21352932), (18, 17794110), (20, 16014699), (27, 11862740), (29, 11044620), (30, 10676466), (36, 8897055), (45, 7117644), (54, 5931370), (58, 5522310), (60, 5338233), (87, 3681540), (90, 3558822), (108, 2965685), (113, 2834460), (116, 2761155), (135, 2372548), (145, 2208924), (174, 1840770), (180, 1779411), (181, 1769580), (226, 1417230), (261, 1227180), (270, 1186274), (290, 1104462), (339, 944820), (348, 920385), (362, 884790), (435, 736308), (452, 708615), (522, 613590), (540, 593137), (543, 589860), (565, 566892), (580, 552231), (678, 472410), (724, 442395), (783, 409060), (870, 368154), (905, 353916), (1017, 314940), (1044, 306795), (1086, 294930), (1130, 283446), (1305, 245436), (1356, 236205), (1566, 204530), (1629, 196620), (1695, 188964), (1740, 184077), (1810, 176958), (2034, 157470), (2172, 147465), (2260, 141723), (2610, 122718), (2715, 117972), (3051, 104980), (3132, 102265), (3258, 98310), (3277, 97740), (3390, 94482), (3620, 88479), (3915, 81812), (4068, 78735), (4887, 65540), (5085, 62988), (5220, 61359), (5249, 61020), (5430, 58986), (6102, 52490), (6516, 49155), (6554, 48870), (6780, 47241), (7830, 40906), (8145, 39324), (9774, 32770), (9831, 32580), (10170, 31494), (10498, 30510), (10860, 29493), (12204, 26245), (13108, 24435), (15255, 20996), (15660, 20453), (15747, 20340), (16290, 19662), (16385, 19548)]