212942080

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1$

素因数の和:292

約数の個数: 144

約数和(自身を含む): 560415744

約数和(自身を除く): 347473664

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 67, 80, 104, 128, 130, 134, 160, 191, 208, 256, 260, 268, 320, 335, 382, 416, 520, 536, 640, 670, 764, 832, 871, 955, 1040, 1072, 1280, 1340, 1528, 1664, 1742, 1910, 2080, 2144, 2483, 2680, 3056, 3328, 3484, 3820, 4160, 4288, 4355, 4966, 5360, 6112, 6968, 7640, 8320, 8576, 8710, 9932, 10720, 12224, 12415, 12797, 13936, 15280, 16640, 17152, 17420, 19864, 21440, 24448, 24830, 25594, 27872, 30560, 34840, 39728, 42880, 48896, 49660, 51188, 55744, 61120, 63985, 69680, 79456, 85760, 99320, 102376, 111488, 122240, 127970, 139360, 158912, 166361, 198640, 204752, 222976, 244480, 255940, 278720, 317824, 332722, 397280, 409504, 511880, 557440, 635648, 665444, 794560, 819008, 831805, 1023760, 1114880, 1330888, 1589120, 1638016, 1663610, 2047520, 2661776, 3178240, 3276032, 3327220, 4095040, 5323552, 6654440, 8190080, 10647104, 13308880, 16380160, 21294208, 26617760, 42588416, 53235520, 106471040, 212942080]

約数ペア:

[(1, 212942080), (2, 106471040), (4, 53235520), (5, 42588416), (8, 26617760), (10, 21294208), (13, 16380160), (16, 13308880), (20, 10647104), (26, 8190080), (32, 6654440), (40, 5323552), (52, 4095040), (64, 3327220), (65, 3276032), (67, 3178240), (80, 2661776), (104, 2047520), (128, 1663610), (130, 1638016), (134, 1589120), (160, 1330888), (191, 1114880), (208, 1023760), (256, 831805), (260, 819008), (268, 794560), (320, 665444), (335, 635648), (382, 557440), (416, 511880), (520, 409504), (536, 397280), (640, 332722), (670, 317824), (764, 278720), (832, 255940), (871, 244480), (955, 222976), (1040, 204752), (1072, 198640), (1280, 166361), (1340, 158912), (1528, 139360), (1664, 127970), (1742, 122240), (1910, 111488), (2080, 102376), (2144, 99320), (2483, 85760), (2680, 79456), (3056, 69680), (3328, 63985), (3484, 61120), (3820, 55744), (4160, 51188), (4288, 49660), (4355, 48896), (4966, 42880), (5360, 39728), (6112, 34840), (6968, 30560), (7640, 27872), (8320, 25594), (8576, 24830), (8710, 24448), (9932, 21440), (10720, 19864), (12224, 17420), (12415, 17152), (12797, 16640), (13936, 15280)]