38897370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1$

素因数の和:121

約数の個数: 144

約数和(自身を含む): 113873760

約数和(自身を除く): 74976390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 23, 30, 38, 43, 45, 46, 57, 69, 86, 90, 95, 114, 115, 129, 138, 171, 190, 207, 215, 230, 258, 285, 342, 345, 387, 414, 430, 437, 529, 570, 645, 690, 774, 817, 855, 874, 989, 1035, 1058, 1290, 1311, 1587, 1634, 1710, 1935, 1978, 2070, 2185, 2451, 2622, 2645, 2967, 3174, 3870, 3933, 4085, 4370, 4761, 4902, 4945, 5290, 5934, 6555, 7353, 7866, 7935, 8170, 8901, 9522, 9890, 10051, 12255, 13110, 14706, 14835, 15870, 17802, 18791, 19665, 20102, 22747, 23805, 24510, 29670, 30153, 36765, 37582, 39330, 44505, 45494, 47610, 50255, 56373, 60306, 68241, 73530, 89010, 90459, 93955, 100510, 112746, 113735, 136482, 150765, 169119, 180918, 187910, 204723, 227470, 281865, 301530, 338238, 341205, 409446, 432193, 452295, 563730, 682410, 845595, 864386, 904590, 1023615, 1296579, 1691190, 2047230, 2160965, 2593158, 3889737, 4321930, 6482895, 7779474, 12965790, 19448685, 38897370]

約数ペア:

[(1, 38897370), (2, 19448685), (3, 12965790), (5, 7779474), (6, 6482895), (9, 4321930), (10, 3889737), (15, 2593158), (18, 2160965), (19, 2047230), (23, 1691190), (30, 1296579), (38, 1023615), (43, 904590), (45, 864386), (46, 845595), (57, 682410), (69, 563730), (86, 452295), (90, 432193), (95, 409446), (114, 341205), (115, 338238), (129, 301530), (138, 281865), (171, 227470), (190, 204723), (207, 187910), (215, 180918), (230, 169119), (258, 150765), (285, 136482), (342, 113735), (345, 112746), (387, 100510), (414, 93955), (430, 90459), (437, 89010), (529, 73530), (570, 68241), (645, 60306), (690, 56373), (774, 50255), (817, 47610), (855, 45494), (874, 44505), (989, 39330), (1035, 37582), (1058, 36765), (1290, 30153), (1311, 29670), (1587, 24510), (1634, 23805), (1710, 22747), (1935, 20102), (1978, 19665), (2070, 18791), (2185, 17802), (2451, 15870), (2622, 14835), (2645, 14706), (2967, 13110), (3174, 12255), (3870, 10051), (3933, 9890), (4085, 9522), (4370, 8901), (4761, 8170), (4902, 7935), (4945, 7866), (5290, 7353), (5934, 6555)]