318589440

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3191}}^1$

素因数の和:3230

約数の個数: 160

約数和(自身を含む): 1097179776

約数和(自身を除く): 778590336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 512, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1536, 1560, 1664, 1920, 2080, 2496, 2560, 3120, 3191, 3328, 3840, 4160, 4992, 6240, 6382, 6656, 7680, 8320, 9573, 9984, 12480, 12764, 15955, 16640, 19146, 19968, 24960, 25528, 31910, 33280, 38292, 41483, 47865, 49920, 51056, 63820, 76584, 82966, 95730, 99840, 102112, 124449, 127640, 153168, 165932, 191460, 204224, 207415, 248898, 255280, 306336, 331864, 382920, 408448, 414830, 497796, 510560, 612672, 622245, 663728, 765840, 816896, 829660, 995592, 1021120, 1225344, 1244490, 1327456, 1531680, 1633792, 1659320, 1991184, 2042240, 2450688, 2488980, 2654912, 3063360, 3318640, 3982368, 4084480, 4901376, 4977960, 5309824, 6126720, 6637280, 7964736, 8168960, 9955920, 10619648, 12253440, 13274560, 15929472, 19911840, 21239296, 24506880, 26549120, 31858944, 39823680, 53098240, 63717888, 79647360, 106196480, 159294720, 318589440]

約数ペア:

[(1, 318589440), (2, 159294720), (3, 106196480), (4, 79647360), (5, 63717888), (6, 53098240), (8, 39823680), (10, 31858944), (12, 26549120), (13, 24506880), (15, 21239296), (16, 19911840), (20, 15929472), (24, 13274560), (26, 12253440), (30, 10619648), (32, 9955920), (39, 8168960), (40, 7964736), (48, 6637280), (52, 6126720), (60, 5309824), (64, 4977960), (65, 4901376), (78, 4084480), (80, 3982368), (96, 3318640), (104, 3063360), (120, 2654912), (128, 2488980), (130, 2450688), (156, 2042240), (160, 1991184), (192, 1659320), (195, 1633792), (208, 1531680), (240, 1327456), (256, 1244490), (260, 1225344), (312, 1021120), (320, 995592), (384, 829660), (390, 816896), (416, 765840), (480, 663728), (512, 622245), (520, 612672), (624, 510560), (640, 497796), (768, 414830), (780, 408448), (832, 382920), (960, 331864), (1040, 306336), (1248, 255280), (1280, 248898), (1536, 207415), (1560, 204224), (1664, 191460), (1920, 165932), (2080, 153168), (2496, 127640), (2560, 124449), (3120, 102112), (3191, 99840), (3328, 95730), (3840, 82966), (4160, 76584), (4992, 63820), (6240, 51056), (6382, 49920), (6656, 47865), (7680, 41483), (8320, 38292), (9573, 33280), (9984, 31910), (12480, 25528), (12764, 24960), (15955, 19968), (16640, 19146)]