38847720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:307

約数の個数: 128

約数和(自身を含む): 125193600

約数和(自身を除く): 86345880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 137, 139, 170, 204, 255, 274, 278, 340, 408, 411, 417, 510, 548, 556, 680, 685, 695, 822, 834, 1020, 1096, 1112, 1370, 1390, 1644, 1668, 2040, 2055, 2085, 2329, 2363, 2740, 2780, 3288, 3336, 4110, 4170, 4658, 4726, 5480, 5560, 6987, 7089, 8220, 8340, 9316, 9452, 11645, 11815, 13974, 14178, 16440, 16680, 18632, 18904, 19043, 23290, 23630, 27948, 28356, 34935, 35445, 38086, 46580, 47260, 55896, 56712, 57129, 69870, 70890, 76172, 93160, 94520, 95215, 114258, 139740, 141780, 152344, 190430, 228516, 279480, 283560, 285645, 323731, 380860, 457032, 571290, 647462, 761720, 971193, 1142580, 1294924, 1618655, 1942386, 2285160, 2589848, 3237310, 3884772, 4855965, 6474620, 7769544, 9711930, 12949240, 19423860, 38847720]

約数ペア:

[(1, 38847720), (2, 19423860), (3, 12949240), (4, 9711930), (5, 7769544), (6, 6474620), (8, 4855965), (10, 3884772), (12, 3237310), (15, 2589848), (17, 2285160), (20, 1942386), (24, 1618655), (30, 1294924), (34, 1142580), (40, 971193), (51, 761720), (60, 647462), (68, 571290), (85, 457032), (102, 380860), (120, 323731), (136, 285645), (137, 283560), (139, 279480), (170, 228516), (204, 190430), (255, 152344), (274, 141780), (278, 139740), (340, 114258), (408, 95215), (411, 94520), (417, 93160), (510, 76172), (548, 70890), (556, 69870), (680, 57129), (685, 56712), (695, 55896), (822, 47260), (834, 46580), (1020, 38086), (1096, 35445), (1112, 34935), (1370, 28356), (1390, 27948), (1644, 23630), (1668, 23290), (2040, 19043), (2055, 18904), (2085, 18632), (2329, 16680), (2363, 16440), (2740, 14178), (2780, 13974), (3288, 11815), (3336, 11645), (4110, 9452), (4170, 9316), (4658, 8340), (4726, 8220), (5480, 7089), (5560, 6987)]