157713920

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{677}}^1$

素因数の和:720

約数の個数: 160

約数和(自身を含む): 466095168

約数和(自身を除く): 308381248

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 512, 520, 560, 640, 677, 728, 832, 896, 910, 1040, 1120, 1280, 1354, 1456, 1664, 1792, 1820, 2080, 2240, 2560, 2708, 2912, 3328, 3385, 3584, 3640, 4160, 4480, 4739, 5416, 5824, 6656, 6770, 7280, 8320, 8801, 8960, 9478, 10832, 11648, 13540, 14560, 16640, 17602, 17920, 18956, 21664, 23296, 23695, 27080, 29120, 33280, 35204, 37912, 43328, 44005, 46592, 47390, 54160, 58240, 61607, 70408, 75824, 86656, 88010, 94780, 108320, 116480, 123214, 140816, 151648, 173312, 176020, 189560, 216640, 232960, 246428, 281632, 303296, 308035, 346624, 352040, 379120, 433280, 492856, 563264, 606592, 616070, 704080, 758240, 866560, 985712, 1126528, 1213184, 1232140, 1408160, 1516480, 1733120, 1971424, 2253056, 2426368, 2464280, 2816320, 3032960, 3942848, 4506112, 4928560, 5632640, 6065920, 7885696, 9857120, 11265280, 12131840, 15771392, 19714240, 22530560, 31542784, 39428480, 78856960, 157713920]

約数ペア:

[(1, 157713920), (2, 78856960), (4, 39428480), (5, 31542784), (7, 22530560), (8, 19714240), (10, 15771392), (13, 12131840), (14, 11265280), (16, 9857120), (20, 7885696), (26, 6065920), (28, 5632640), (32, 4928560), (35, 4506112), (40, 3942848), (52, 3032960), (56, 2816320), (64, 2464280), (65, 2426368), (70, 2253056), (80, 1971424), (91, 1733120), (104, 1516480), (112, 1408160), (128, 1232140), (130, 1213184), (140, 1126528), (160, 985712), (182, 866560), (208, 758240), (224, 704080), (256, 616070), (260, 606592), (280, 563264), (320, 492856), (364, 433280), (416, 379120), (448, 352040), (455, 346624), (512, 308035), (520, 303296), (560, 281632), (640, 246428), (677, 232960), (728, 216640), (832, 189560), (896, 176020), (910, 173312), (1040, 151648), (1120, 140816), (1280, 123214), (1354, 116480), (1456, 108320), (1664, 94780), (1792, 88010), (1820, 86656), (2080, 75824), (2240, 70408), (2560, 61607), (2708, 58240), (2912, 54160), (3328, 47390), (3385, 46592), (3584, 44005), (3640, 43328), (4160, 37912), (4480, 35204), (4739, 33280), (5416, 29120), (5824, 27080), (6656, 23695), (6770, 23296), (7280, 21664), (8320, 18956), (8801, 17920), (8960, 17602), (9478, 16640), (10832, 14560), (11648, 13540)]