72349720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4139}}^1$

素因数の和:4192

約数の個数: 64

約数和(自身を含む): 178848000

約数和(自身を除く): 106498280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 874, 920, 1748, 2185, 3496, 4139, 4370, 8278, 8740, 16556, 17480, 20695, 33112, 41390, 78641, 82780, 95197, 157282, 165560, 190394, 314564, 380788, 393205, 475985, 629128, 761576, 786410, 951970, 1572820, 1808743, 1903940, 3145640, 3617486, 3807880, 7234972, 9043715, 14469944, 18087430, 36174860, 72349720]

約数ペア:

[(1, 72349720), (2, 36174860), (4, 18087430), (5, 14469944), (8, 9043715), (10, 7234972), (19, 3807880), (20, 3617486), (23, 3145640), (38, 1903940), (40, 1808743), (46, 1572820), (76, 951970), (92, 786410), (95, 761576), (115, 629128), (152, 475985), (184, 393205), (190, 380788), (230, 314564), (380, 190394), (437, 165560), (460, 157282), (760, 95197), (874, 82780), (920, 78641), (1748, 41390), (2185, 33112), (3496, 20695), (4139, 17480), (4370, 16556), (8278, 8740)]