309078315

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:354

約数の個数: 128

約数和(自身を含む): 684902400

約数和(自身を除く): 375824085

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 91, 105, 117, 135, 139, 181, 189, 195, 273, 315, 351, 417, 455, 543, 585, 695, 819, 905, 945, 973, 1251, 1267, 1365, 1629, 1755, 1807, 2085, 2353, 2457, 2715, 2919, 3753, 3801, 4095, 4865, 4887, 5421, 6255, 6335, 7059, 8145, 8757, 9035, 11403, 11765, 12285, 12649, 14595, 16263, 16471, 18765, 19005, 21177, 24435, 25159, 26271, 27105, 34209, 35295, 37947, 43785, 48789, 49413, 57015, 63245, 63531, 75477, 81315, 82355, 105885, 113841, 125795, 131355, 148239, 171045, 176113, 189735, 226431, 243945, 247065, 317655, 327067, 341523, 377385, 444717, 528339, 569205, 679293, 741195, 880565, 981201, 1132155, 1585017, 1635335, 1707615, 2223585, 2289469, 2641695, 2943603, 3396465, 4755051, 4906005, 6868407, 7925085, 8830809, 11447345, 14718015, 20605221, 23775255, 34342035, 44154045, 61815663, 103026105, 309078315]

約数ペア:

[(1, 309078315), (3, 103026105), (5, 61815663), (7, 44154045), (9, 34342035), (13, 23775255), (15, 20605221), (21, 14718015), (27, 11447345), (35, 8830809), (39, 7925085), (45, 6868407), (63, 4906005), (65, 4755051), (91, 3396465), (105, 2943603), (117, 2641695), (135, 2289469), (139, 2223585), (181, 1707615), (189, 1635335), (195, 1585017), (273, 1132155), (315, 981201), (351, 880565), (417, 741195), (455, 679293), (543, 569205), (585, 528339), (695, 444717), (819, 377385), (905, 341523), (945, 327067), (973, 317655), (1251, 247065), (1267, 243945), (1365, 226431), (1629, 189735), (1755, 176113), (1807, 171045), (2085, 148239), (2353, 131355), (2457, 125795), (2715, 113841), (2919, 105885), (3753, 82355), (3801, 81315), (4095, 75477), (4865, 63531), (4887, 63245), (5421, 57015), (6255, 49413), (6335, 48789), (7059, 43785), (8145, 37947), (8757, 35295), (9035, 34209), (11403, 27105), (11765, 26271), (12285, 25159), (12649, 24435), (14595, 21177), (16263, 19005), (16471, 18765)]