72282560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{61}}^1$

素因数の和:131

約数の個数: 168

約数和(自身を含む): 209007456

約数和(自身を除く): 136724896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 61, 64, 70, 80, 92, 112, 115, 122, 140, 160, 161, 184, 224, 230, 244, 280, 305, 320, 322, 368, 427, 448, 460, 488, 529, 560, 610, 644, 736, 805, 854, 920, 976, 1058, 1120, 1220, 1288, 1403, 1472, 1610, 1708, 1840, 1952, 2116, 2135, 2240, 2440, 2576, 2645, 2806, 3220, 3416, 3680, 3703, 3904, 4232, 4270, 4880, 5152, 5290, 5612, 6440, 6832, 7015, 7360, 7406, 8464, 8540, 9760, 9821, 10304, 10580, 11224, 12880, 13664, 14030, 14812, 16928, 17080, 18515, 19520, 19642, 21160, 22448, 25760, 27328, 28060, 29624, 32269, 33856, 34160, 37030, 39284, 42320, 44896, 49105, 51520, 56120, 59248, 64538, 68320, 74060, 78568, 84640, 89792, 98210, 112240, 118496, 129076, 136640, 148120, 157136, 161345, 169280, 196420, 224480, 225883, 236992, 258152, 296240, 314272, 322690, 392840, 448960, 451766, 516304, 592480, 628544, 645380, 785680, 903532, 1032608, 1129415, 1184960, 1290760, 1571360, 1807064, 2065216, 2258830, 2581520, 3142720, 3614128, 4517660, 5163040, 7228256, 9035320, 10326080, 14456512, 18070640, 36141280, 72282560]

約数ペア:

[(1, 72282560), (2, 36141280), (4, 18070640), (5, 14456512), (7, 10326080), (8, 9035320), (10, 7228256), (14, 5163040), (16, 4517660), (20, 3614128), (23, 3142720), (28, 2581520), (32, 2258830), (35, 2065216), (40, 1807064), (46, 1571360), (56, 1290760), (61, 1184960), (64, 1129415), (70, 1032608), (80, 903532), (92, 785680), (112, 645380), (115, 628544), (122, 592480), (140, 516304), (160, 451766), (161, 448960), (184, 392840), (224, 322690), (230, 314272), (244, 296240), (280, 258152), (305, 236992), (320, 225883), (322, 224480), (368, 196420), (427, 169280), (448, 161345), (460, 157136), (488, 148120), (529, 136640), (560, 129076), (610, 118496), (644, 112240), (736, 98210), (805, 89792), (854, 84640), (920, 78568), (976, 74060), (1058, 68320), (1120, 64538), (1220, 59248), (1288, 56120), (1403, 51520), (1472, 49105), (1610, 44896), (1708, 42320), (1840, 39284), (1952, 37030), (2116, 34160), (2135, 33856), (2240, 32269), (2440, 29624), (2576, 28060), (2645, 27328), (2806, 25760), (3220, 22448), (3416, 21160), (3680, 19642), (3703, 19520), (3904, 18515), (4232, 17080), (4270, 16928), (4880, 14812), (5152, 14030), (5290, 13664), (5612, 12880), (6440, 11224), (6832, 10580), (7015, 10304), (7360, 9821), (7406, 9760), (8464, 8540)]