16315520

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:122

約数の個数: 128

約数和(自身を含む): 43953840

約数和(自身を除く): 27638320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 53, 64, 65, 74, 80, 104, 106, 128, 130, 148, 160, 185, 208, 212, 260, 265, 296, 320, 370, 416, 424, 481, 520, 530, 592, 640, 689, 740, 832, 848, 962, 1040, 1060, 1184, 1378, 1480, 1664, 1696, 1924, 1961, 2080, 2120, 2368, 2405, 2756, 2960, 3392, 3445, 3848, 3922, 4160, 4240, 4736, 4810, 5512, 5920, 6784, 6890, 7696, 7844, 8320, 8480, 9620, 9805, 11024, 11840, 13780, 15392, 15688, 16960, 19240, 19610, 22048, 23680, 25493, 27560, 30784, 31376, 33920, 38480, 39220, 44096, 50986, 55120, 61568, 62752, 76960, 78440, 88192, 101972, 110240, 125504, 127465, 153920, 156880, 203944, 220480, 251008, 254930, 307840, 313760, 407888, 440960, 509860, 627520, 815776, 1019720, 1255040, 1631552, 2039440, 3263104, 4078880, 8157760, 16315520]

約数ペア:

[(1, 16315520), (2, 8157760), (4, 4078880), (5, 3263104), (8, 2039440), (10, 1631552), (13, 1255040), (16, 1019720), (20, 815776), (26, 627520), (32, 509860), (37, 440960), (40, 407888), (52, 313760), (53, 307840), (64, 254930), (65, 251008), (74, 220480), (80, 203944), (104, 156880), (106, 153920), (128, 127465), (130, 125504), (148, 110240), (160, 101972), (185, 88192), (208, 78440), (212, 76960), (260, 62752), (265, 61568), (296, 55120), (320, 50986), (370, 44096), (416, 39220), (424, 38480), (481, 33920), (520, 31376), (530, 30784), (592, 27560), (640, 25493), (689, 23680), (740, 22048), (832, 19610), (848, 19240), (962, 16960), (1040, 15688), (1060, 15392), (1184, 13780), (1378, 11840), (1480, 11024), (1664, 9805), (1696, 9620), (1924, 8480), (1961, 8320), (2080, 7844), (2120, 7696), (2368, 6890), (2405, 6784), (2756, 5920), (2960, 5512), (3392, 4810), (3445, 4736), (3848, 4240), (3922, 4160)]