265051520

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:416

約数の個数: 128

約数和(自身を含む): 678585600

約数和(自身を除く): 413534080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 71, 76, 80, 95, 128, 142, 152, 160, 190, 284, 304, 307, 320, 355, 380, 568, 608, 614, 640, 710, 760, 1136, 1216, 1228, 1349, 1420, 1520, 1535, 2272, 2432, 2456, 2698, 2840, 3040, 3070, 4544, 4912, 5396, 5680, 5833, 6080, 6140, 6745, 9088, 9824, 10792, 11360, 11666, 12160, 12280, 13490, 19648, 21584, 21797, 22720, 23332, 24560, 26980, 29165, 39296, 43168, 43594, 45440, 46664, 49120, 53960, 58330, 86336, 87188, 93328, 98240, 107920, 108985, 116660, 172672, 174376, 186656, 196480, 215840, 217970, 233320, 348752, 373312, 414143, 431680, 435940, 466640, 697504, 746624, 828286, 863360, 871880, 933280, 1395008, 1656572, 1743760, 1866560, 2070715, 2790016, 3313144, 3487520, 3733120, 4141430, 6626288, 6975040, 8282860, 13252576, 13950080, 16565720, 26505152, 33131440, 53010304, 66262880, 132525760, 265051520]

約数ペア:

[(1, 265051520), (2, 132525760), (4, 66262880), (5, 53010304), (8, 33131440), (10, 26505152), (16, 16565720), (19, 13950080), (20, 13252576), (32, 8282860), (38, 6975040), (40, 6626288), (64, 4141430), (71, 3733120), (76, 3487520), (80, 3313144), (95, 2790016), (128, 2070715), (142, 1866560), (152, 1743760), (160, 1656572), (190, 1395008), (284, 933280), (304, 871880), (307, 863360), (320, 828286), (355, 746624), (380, 697504), (568, 466640), (608, 435940), (614, 431680), (640, 414143), (710, 373312), (760, 348752), (1136, 233320), (1216, 217970), (1228, 215840), (1349, 196480), (1420, 186656), (1520, 174376), (1535, 172672), (2272, 116660), (2432, 108985), (2456, 107920), (2698, 98240), (2840, 93328), (3040, 87188), (3070, 86336), (4544, 58330), (4912, 53960), (5396, 49120), (5680, 46664), (5833, 45440), (6080, 43594), (6140, 43168), (6745, 39296), (9088, 29165), (9824, 26980), (10792, 24560), (11360, 23332), (11666, 22720), (12160, 21797), (12280, 21584), (13490, 19648)]