390320640

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{5647}}^1$

素因数の和:5679

約数の個数: 160

約数和(自身を含む): 1386696960

約数和(自身を除く): 996376320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2160, 2304, 2560, 2880, 3456, 3840, 4320, 4608, 5647, 5760, 6912, 7680, 8640, 11294, 11520, 13824, 16941, 17280, 22588, 23040, 28235, 33882, 34560, 45176, 50823, 56470, 67764, 69120, 84705, 90352, 101646, 112940, 135528, 152469, 169410, 180704, 203292, 225880, 254115, 271056, 304938, 338820, 361408, 406584, 451760, 508230, 542112, 609876, 677640, 722816, 762345, 813168, 903520, 1016460, 1084224, 1219752, 1355280, 1445632, 1524690, 1626336, 1807040, 2032920, 2168448, 2439504, 2710560, 2891264, 3049380, 3252672, 3614080, 4065840, 4336896, 4879008, 5421120, 6098760, 6505344, 7228160, 8131680, 8673792, 9758016, 10842240, 12197520, 13010688, 14456320, 16263360, 19516032, 21684480, 24395040, 26021376, 32526720, 39032064, 43368960, 48790080, 65053440, 78064128, 97580160, 130106880, 195160320, 390320640]

約数ペア:

[(1, 390320640), (2, 195160320), (3, 130106880), (4, 97580160), (5, 78064128), (6, 65053440), (8, 48790080), (9, 43368960), (10, 39032064), (12, 32526720), (15, 26021376), (16, 24395040), (18, 21684480), (20, 19516032), (24, 16263360), (27, 14456320), (30, 13010688), (32, 12197520), (36, 10842240), (40, 9758016), (45, 8673792), (48, 8131680), (54, 7228160), (60, 6505344), (64, 6098760), (72, 5421120), (80, 4879008), (90, 4336896), (96, 4065840), (108, 3614080), (120, 3252672), (128, 3049380), (135, 2891264), (144, 2710560), (160, 2439504), (180, 2168448), (192, 2032920), (216, 1807040), (240, 1626336), (256, 1524690), (270, 1445632), (288, 1355280), (320, 1219752), (360, 1084224), (384, 1016460), (432, 903520), (480, 813168), (512, 762345), (540, 722816), (576, 677640), (640, 609876), (720, 542112), (768, 508230), (864, 451760), (960, 406584), (1080, 361408), (1152, 338820), (1280, 304938), (1440, 271056), (1536, 254115), (1728, 225880), (1920, 203292), (2160, 180704), (2304, 169410), (2560, 152469), (2880, 135528), (3456, 112940), (3840, 101646), (4320, 90352), (4608, 84705), (5647, 69120), (5760, 67764), (6912, 56470), (7680, 50823), (8640, 45176), (11294, 34560), (11520, 33882), (13824, 28235), (16941, 23040), (17280, 22588)]