39223680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:712

約数の個数: 128

約数和(自身を含む): 129254400

約数和(自身を除く): 90030720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 659, 744, 930, 960, 992, 1240, 1318, 1488, 1860, 1920, 1977, 1984, 2480, 2636, 2976, 3295, 3720, 3954, 3968, 4960, 5272, 5952, 6590, 7440, 7908, 9885, 9920, 10544, 11904, 13180, 14880, 15816, 19770, 19840, 20429, 21088, 26360, 29760, 31632, 39540, 40858, 42176, 52720, 59520, 61287, 63264, 79080, 81716, 84352, 102145, 105440, 122574, 126528, 158160, 163432, 204290, 210880, 245148, 253056, 306435, 316320, 326864, 408580, 421760, 490296, 612870, 632640, 653728, 817160, 980592, 1225740, 1265280, 1307456, 1634320, 1961184, 2451480, 2614912, 3268640, 3922368, 4902960, 6537280, 7844736, 9805920, 13074560, 19611840, 39223680]

約数ペア:

[(1, 39223680), (2, 19611840), (3, 13074560), (4, 9805920), (5, 7844736), (6, 6537280), (8, 4902960), (10, 3922368), (12, 3268640), (15, 2614912), (16, 2451480), (20, 1961184), (24, 1634320), (30, 1307456), (31, 1265280), (32, 1225740), (40, 980592), (48, 817160), (60, 653728), (62, 632640), (64, 612870), (80, 490296), (93, 421760), (96, 408580), (120, 326864), (124, 316320), (128, 306435), (155, 253056), (160, 245148), (186, 210880), (192, 204290), (240, 163432), (248, 158160), (310, 126528), (320, 122574), (372, 105440), (384, 102145), (465, 84352), (480, 81716), (496, 79080), (620, 63264), (640, 61287), (659, 59520), (744, 52720), (930, 42176), (960, 40858), (992, 39540), (1240, 31632), (1318, 29760), (1488, 26360), (1860, 21088), (1920, 20429), (1977, 19840), (1984, 19770), (2480, 15816), (2636, 14880), (2976, 13180), (3295, 11904), (3720, 10544), (3954, 9920), (3968, 9885), (4960, 7908), (5272, 7440), (5952, 6590)]