203482240

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:730

約数の個数: 128

約数和(自身を含む): 538841520

約数和(自身を除く): 335359280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 64, 65, 74, 80, 104, 128, 130, 148, 160, 185, 208, 260, 296, 320, 370, 416, 481, 520, 592, 640, 661, 740, 832, 962, 1040, 1184, 1322, 1480, 1664, 1924, 2080, 2368, 2405, 2644, 2960, 3305, 3848, 4160, 4736, 4810, 5288, 5920, 6610, 7696, 8320, 8593, 9620, 10576, 11840, 13220, 15392, 17186, 19240, 21152, 23680, 24457, 26440, 30784, 34372, 38480, 42304, 42965, 48914, 52880, 61568, 68744, 76960, 84608, 85930, 97828, 105760, 122285, 137488, 153920, 171860, 195656, 211520, 244570, 274976, 307840, 317941, 343720, 391312, 423040, 489140, 549952, 635882, 687440, 782624, 978280, 1099904, 1271764, 1374880, 1565248, 1589705, 1956560, 2543528, 2749760, 3130496, 3179410, 3913120, 5087056, 5499520, 6358820, 7826240, 10174112, 12717640, 15652480, 20348224, 25435280, 40696448, 50870560, 101741120, 203482240]

約数ペア:

[(1, 203482240), (2, 101741120), (4, 50870560), (5, 40696448), (8, 25435280), (10, 20348224), (13, 15652480), (16, 12717640), (20, 10174112), (26, 7826240), (32, 6358820), (37, 5499520), (40, 5087056), (52, 3913120), (64, 3179410), (65, 3130496), (74, 2749760), (80, 2543528), (104, 1956560), (128, 1589705), (130, 1565248), (148, 1374880), (160, 1271764), (185, 1099904), (208, 978280), (260, 782624), (296, 687440), (320, 635882), (370, 549952), (416, 489140), (481, 423040), (520, 391312), (592, 343720), (640, 317941), (661, 307840), (740, 274976), (832, 244570), (962, 211520), (1040, 195656), (1184, 171860), (1322, 153920), (1480, 137488), (1664, 122285), (1924, 105760), (2080, 97828), (2368, 85930), (2405, 84608), (2644, 76960), (2960, 68744), (3305, 61568), (3848, 52880), (4160, 48914), (4736, 42965), (4810, 42304), (5288, 38480), (5920, 34372), (6610, 30784), (7696, 26440), (8320, 24457), (8593, 23680), (9620, 21152), (10576, 19240), (11840, 17186), (13220, 15392)]