56641280

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:194

約数の個数: 144

約数和(自身を含む): 152318880

約数和(自身を除く): 95677600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 128, 136, 137, 152, 160, 170, 190, 256, 272, 274, 304, 320, 323, 340, 380, 544, 548, 608, 640, 646, 680, 685, 760, 1088, 1096, 1216, 1280, 1292, 1360, 1370, 1520, 1615, 2176, 2192, 2329, 2432, 2584, 2603, 2720, 2740, 3040, 3230, 4352, 4384, 4658, 4864, 5168, 5206, 5440, 5480, 6080, 6460, 8768, 9316, 10336, 10412, 10880, 10960, 11645, 12160, 12920, 13015, 17536, 18632, 20672, 20824, 21760, 21920, 23290, 24320, 25840, 26030, 35072, 37264, 41344, 41648, 43840, 44251, 46580, 51680, 52060, 74528, 82688, 83296, 87680, 88502, 93160, 103360, 104120, 149056, 166592, 175360, 177004, 186320, 206720, 208240, 221255, 298112, 333184, 354008, 372640, 413440, 416480, 442510, 596224, 666368, 708016, 745280, 832960, 885020, 1416032, 1490560, 1665920, 1770040, 2832064, 2981120, 3331840, 3540080, 5664128, 7080160, 11328256, 14160320, 28320640, 56641280]

約数ペア:

[(1, 56641280), (2, 28320640), (4, 14160320), (5, 11328256), (8, 7080160), (10, 5664128), (16, 3540080), (17, 3331840), (19, 2981120), (20, 2832064), (32, 1770040), (34, 1665920), (38, 1490560), (40, 1416032), (64, 885020), (68, 832960), (76, 745280), (80, 708016), (85, 666368), (95, 596224), (128, 442510), (136, 416480), (137, 413440), (152, 372640), (160, 354008), (170, 333184), (190, 298112), (256, 221255), (272, 208240), (274, 206720), (304, 186320), (320, 177004), (323, 175360), (340, 166592), (380, 149056), (544, 104120), (548, 103360), (608, 93160), (640, 88502), (646, 87680), (680, 83296), (685, 82688), (760, 74528), (1088, 52060), (1096, 51680), (1216, 46580), (1280, 44251), (1292, 43840), (1360, 41648), (1370, 41344), (1520, 37264), (1615, 35072), (2176, 26030), (2192, 25840), (2329, 24320), (2432, 23290), (2584, 21920), (2603, 21760), (2720, 20824), (2740, 20672), (3040, 18632), (3230, 17536), (4352, 13015), (4384, 12920), (4658, 12160), (4864, 11645), (5168, 10960), (5206, 10880), (5440, 10412), (5480, 10336), (6080, 9316), (6460, 8768)]