131227740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{104149}}^1$

素因数の和:104171

約数の個数: 72

約数和(自身を含む): 454927200

約数和(自身を除く): 323699460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 104149, 208298, 312447, 416596, 520745, 624894, 729043, 937341, 1041490, 1249788, 1458086, 1562235, 1874682, 2082980, 2187129, 2916172, 3124470, 3645215, 3749364, 4374258, 4686705, 6248940, 6561387, 7290430, 8748516, 9373410, 10935645, 13122774, 14580860, 18746820, 21871290, 26245548, 32806935, 43742580, 65613870, 131227740]

約数ペア:

[(1, 131227740), (2, 65613870), (3, 43742580), (4, 32806935), (5, 26245548), (6, 21871290), (7, 18746820), (9, 14580860), (10, 13122774), (12, 10935645), (14, 9373410), (15, 8748516), (18, 7290430), (20, 6561387), (21, 6248940), (28, 4686705), (30, 4374258), (35, 3749364), (36, 3645215), (42, 3124470), (45, 2916172), (60, 2187129), (63, 2082980), (70, 1874682), (84, 1562235), (90, 1458086), (105, 1249788), (126, 1041490), (140, 937341), (180, 729043), (210, 624894), (252, 520745), (315, 416596), (420, 312447), (630, 208298), (1260, 104149)]