313901120

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1237}}^1$

素因数の和:1328

約数の個数: 112

約数和(自身を含む): 818833008

約数和(自身を除く): 504931888

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 64, 65, 80, 104, 122, 130, 160, 208, 244, 260, 305, 320, 416, 488, 520, 610, 793, 832, 976, 1040, 1220, 1237, 1586, 1952, 2080, 2440, 2474, 3172, 3904, 3965, 4160, 4880, 4948, 6185, 6344, 7930, 9760, 9896, 12370, 12688, 15860, 16081, 19520, 19792, 24740, 25376, 31720, 32162, 39584, 49480, 50752, 63440, 64324, 75457, 79168, 80405, 98960, 126880, 128648, 150914, 160810, 197920, 253760, 257296, 301828, 321620, 377285, 395840, 514592, 603656, 643240, 754570, 980941, 1029184, 1207312, 1286480, 1509140, 1961882, 2414624, 2572960, 3018280, 3923764, 4829248, 4904705, 5145920, 6036560, 7847528, 9809410, 12073120, 15695056, 19618820, 24146240, 31390112, 39237640, 62780224, 78475280, 156950560, 313901120]

約数ペア:

[(1, 313901120), (2, 156950560), (4, 78475280), (5, 62780224), (8, 39237640), (10, 31390112), (13, 24146240), (16, 19618820), (20, 15695056), (26, 12073120), (32, 9809410), (40, 7847528), (52, 6036560), (61, 5145920), (64, 4904705), (65, 4829248), (80, 3923764), (104, 3018280), (122, 2572960), (130, 2414624), (160, 1961882), (208, 1509140), (244, 1286480), (260, 1207312), (305, 1029184), (320, 980941), (416, 754570), (488, 643240), (520, 603656), (610, 514592), (793, 395840), (832, 377285), (976, 321620), (1040, 301828), (1220, 257296), (1237, 253760), (1586, 197920), (1952, 160810), (2080, 150914), (2440, 128648), (2474, 126880), (3172, 98960), (3904, 80405), (3965, 79168), (4160, 75457), (4880, 64324), (4948, 63440), (6185, 50752), (6344, 49480), (7930, 39584), (9760, 32162), (9896, 31720), (12370, 25376), (12688, 24740), (15860, 19792), (16081, 19520)]