40395960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^2$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 144654120

約数和(自身を除く): 104258160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 101, 110, 120, 132, 165, 180, 198, 202, 220, 264, 303, 330, 360, 396, 404, 440, 495, 505, 606, 660, 792, 808, 909, 990, 1010, 1111, 1212, 1320, 1515, 1818, 1980, 2020, 2222, 2424, 3030, 3333, 3636, 3960, 4040, 4444, 4545, 5555, 6060, 6666, 7272, 8888, 9090, 9999, 10201, 11110, 12120, 13332, 16665, 18180, 19998, 20402, 22220, 26664, 30603, 33330, 36360, 39996, 40804, 44440, 49995, 51005, 61206, 66660, 79992, 81608, 91809, 99990, 102010, 112211, 122412, 133320, 153015, 183618, 199980, 204020, 224422, 244824, 306030, 336633, 367236, 399960, 408040, 448844, 459045, 561055, 612060, 673266, 734472, 897688, 918090, 1009899, 1122110, 1224120, 1346532, 1683165, 1836180, 2019798, 2244220, 2693064, 3366330, 3672360, 4039596, 4488440, 5049495, 6732660, 8079192, 10098990, 13465320, 20197980, 40395960]

約数ペア:

[(1, 40395960), (2, 20197980), (3, 13465320), (4, 10098990), (5, 8079192), (6, 6732660), (8, 5049495), (9, 4488440), (10, 4039596), (11, 3672360), (12, 3366330), (15, 2693064), (18, 2244220), (20, 2019798), (22, 1836180), (24, 1683165), (30, 1346532), (33, 1224120), (36, 1122110), (40, 1009899), (44, 918090), (45, 897688), (55, 734472), (60, 673266), (66, 612060), (72, 561055), (88, 459045), (90, 448844), (99, 408040), (101, 399960), (110, 367236), (120, 336633), (132, 306030), (165, 244824), (180, 224422), (198, 204020), (202, 199980), (220, 183618), (264, 153015), (303, 133320), (330, 122412), (360, 112211), (396, 102010), (404, 99990), (440, 91809), (495, 81608), (505, 79992), (606, 66660), (660, 61206), (792, 51005), (808, 49995), (909, 44440), (990, 40804), (1010, 39996), (1111, 36360), (1212, 33330), (1320, 30603), (1515, 26664), (1818, 22220), (1980, 20402), (2020, 19998), (2222, 18180), (2424, 16665), (3030, 13332), (3333, 12120), (3636, 11110), (3960, 10201), (4040, 9999), (4444, 9090), (4545, 8888), (5555, 7272), (6060, 6666)]