381338880

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7639}}^1$

素因数の和:7676

約数の個数: 144

約数和(自身を含む): 1311757440

約数和(自身を除く): 930418560

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, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 3120, 3328, 3840, 4160, 4992, 6240, 7639, 8320, 9984, 12480, 15278, 16640, 22917, 24960, 30556, 38195, 45834, 49920, 61112, 76390, 91668, 99307, 114585, 122224, 152780, 183336, 198614, 229170, 244448, 297921, 305560, 366672, 397228, 458340, 488896, 496535, 595842, 611120, 733344, 794456, 916680, 977792, 993070, 1191684, 1222240, 1466688, 1489605, 1588912, 1833360, 1955584, 1986140, 2383368, 2444480, 2933376, 2979210, 3177824, 3666720, 3972280, 4766736, 4888960, 5866752, 5958420, 6355648, 7333440, 7944560, 9533472, 9777920, 11916840, 12711296, 14666880, 15889120, 19066944, 23833680, 25422592, 29333760, 31778240, 38133888, 47667360, 63556480, 76267776, 95334720, 127112960, 190669440, 381338880]

約数ペア:

[(1, 381338880), (2, 190669440), (3, 127112960), (4, 95334720), (5, 76267776), (6, 63556480), (8, 47667360), (10, 38133888), (12, 31778240), (13, 29333760), (15, 25422592), (16, 23833680), (20, 19066944), (24, 15889120), (26, 14666880), (30, 12711296), (32, 11916840), (39, 9777920), (40, 9533472), (48, 7944560), (52, 7333440), (60, 6355648), (64, 5958420), (65, 5866752), (78, 4888960), (80, 4766736), (96, 3972280), (104, 3666720), (120, 3177824), (128, 2979210), (130, 2933376), (156, 2444480), (160, 2383368), (192, 1986140), (195, 1955584), (208, 1833360), (240, 1588912), (256, 1489605), (260, 1466688), (312, 1222240), (320, 1191684), (384, 993070), (390, 977792), (416, 916680), (480, 794456), (520, 733344), (624, 611120), (640, 595842), (768, 496535), (780, 488896), (832, 458340), (960, 397228), (1040, 366672), (1248, 305560), (1280, 297921), (1560, 244448), (1664, 229170), (1920, 198614), (2080, 183336), (2496, 152780), (3120, 122224), (3328, 114585), (3840, 99307), (4160, 91668), (4992, 76390), (6240, 61112), (7639, 49920), (8320, 45834), (9984, 38195), (12480, 30556), (15278, 24960), (16640, 22917)]