72042880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1237}}^1$

素因数の和:1276

約数の個数: 128

約数和(自身を含む): 212143680

約数和(自身を除く): 140100800

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, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1237, 1456, 1664, 1820, 2080, 2240, 2474, 2912, 3640, 4160, 4480, 4948, 5824, 6185, 7280, 8320, 8659, 9896, 11648, 12370, 14560, 16081, 17318, 19792, 24740, 29120, 32162, 34636, 39584, 43295, 49480, 58240, 64324, 69272, 79168, 80405, 86590, 98960, 112567, 128648, 138544, 158336, 160810, 173180, 197920, 225134, 257296, 277088, 321620, 346360, 395840, 450268, 514592, 554176, 562835, 643240, 692720, 791680, 900536, 1029184, 1108352, 1125670, 1286480, 1385440, 1801072, 2058368, 2251340, 2572960, 2770880, 3602144, 4502680, 5145920, 5541760, 7204288, 9005360, 10291840, 14408576, 18010720, 36021440, 72042880]

約数ペア:

[(1, 72042880), (2, 36021440), (4, 18010720), (5, 14408576), (7, 10291840), (8, 9005360), (10, 7204288), (13, 5541760), (14, 5145920), (16, 4502680), (20, 3602144), (26, 2770880), (28, 2572960), (32, 2251340), (35, 2058368), (40, 1801072), (52, 1385440), (56, 1286480), (64, 1125670), (65, 1108352), (70, 1029184), (80, 900536), (91, 791680), (104, 692720), (112, 643240), (128, 562835), (130, 554176), (140, 514592), (160, 450268), (182, 395840), (208, 346360), (224, 321620), (260, 277088), (280, 257296), (320, 225134), (364, 197920), (416, 173180), (448, 160810), (455, 158336), (520, 138544), (560, 128648), (640, 112567), (728, 98960), (832, 86590), (896, 80405), (910, 79168), (1040, 69272), (1120, 64324), (1237, 58240), (1456, 49480), (1664, 43295), (1820, 39584), (2080, 34636), (2240, 32162), (2474, 29120), (2912, 24740), (3640, 19792), (4160, 17318), (4480, 16081), (4948, 14560), (5824, 12370), (6185, 11648), (7280, 9896), (8320, 8659)]