291250872

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{331}}^1$

素因数の和:466

約数の個数: 144

約数和(自身を含む): 878262840

約数和(自身を除く): 587011968

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 101, 121, 132, 198, 202, 242, 264, 303, 331, 363, 396, 404, 484, 606, 662, 726, 792, 808, 909, 968, 993, 1089, 1111, 1212, 1324, 1452, 1818, 1986, 2178, 2222, 2424, 2648, 2904, 2979, 3333, 3636, 3641, 3972, 4356, 4444, 5958, 6666, 7272, 7282, 7944, 8712, 8888, 9999, 10923, 11916, 12221, 13332, 14564, 19998, 21846, 23832, 24442, 26664, 29128, 32769, 33431, 36663, 39996, 40051, 43692, 48884, 65538, 66862, 73326, 79992, 80102, 87384, 97768, 100293, 109989, 120153, 131076, 133724, 146652, 160204, 200586, 219978, 240306, 262152, 267448, 293304, 300879, 320408, 360459, 367741, 401172, 439956, 480612, 601758, 720918, 735482, 802344, 879912, 961224, 1103223, 1203516, 1441836, 1470964, 2206446, 2407032, 2883672, 2941928, 3309669, 4045151, 4412892, 6619338, 8090302, 8825784, 12135453, 13238676, 16180604, 24270906, 26477352, 32361208, 36406359, 48541812, 72812718, 97083624, 145625436, 291250872]

約数ペア:

[(1, 291250872), (2, 145625436), (3, 97083624), (4, 72812718), (6, 48541812), (8, 36406359), (9, 32361208), (11, 26477352), (12, 24270906), (18, 16180604), (22, 13238676), (24, 12135453), (33, 8825784), (36, 8090302), (44, 6619338), (66, 4412892), (72, 4045151), (88, 3309669), (99, 2941928), (101, 2883672), (121, 2407032), (132, 2206446), (198, 1470964), (202, 1441836), (242, 1203516), (264, 1103223), (303, 961224), (331, 879912), (363, 802344), (396, 735482), (404, 720918), (484, 601758), (606, 480612), (662, 439956), (726, 401172), (792, 367741), (808, 360459), (909, 320408), (968, 300879), (993, 293304), (1089, 267448), (1111, 262152), (1212, 240306), (1324, 219978), (1452, 200586), (1818, 160204), (1986, 146652), (2178, 133724), (2222, 131076), (2424, 120153), (2648, 109989), (2904, 100293), (2979, 97768), (3333, 87384), (3636, 80102), (3641, 79992), (3972, 73326), (4356, 66862), (4444, 65538), (5958, 48884), (6666, 43692), (7272, 40051), (7282, 39996), (7944, 36663), (8712, 33431), (8888, 32769), (9999, 29128), (10923, 26664), (11916, 24442), (12221, 23832), (13332, 21846), (14564, 19998)]