73504640

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:280

約数の個数: 128

約数和(自身を含む): 196305120

約数和(自身を除く): 122800480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 53, 55, 64, 80, 88, 106, 110, 128, 160, 176, 197, 212, 220, 265, 320, 352, 394, 424, 440, 530, 583, 640, 704, 788, 848, 880, 985, 1060, 1166, 1408, 1576, 1696, 1760, 1970, 2120, 2167, 2332, 2915, 3152, 3392, 3520, 3940, 4240, 4334, 4664, 5830, 6304, 6784, 7040, 7880, 8480, 8668, 9328, 10441, 10835, 11660, 12608, 15760, 16960, 17336, 18656, 20882, 21670, 23320, 25216, 31520, 33920, 34672, 37312, 41764, 43340, 46640, 52205, 63040, 69344, 74624, 83528, 86680, 93280, 104410, 114851, 126080, 138688, 167056, 173360, 186560, 208820, 229702, 277376, 334112, 346720, 373120, 417640, 459404, 574255, 668224, 693440, 835280, 918808, 1148510, 1336448, 1386880, 1670560, 1837616, 2297020, 3341120, 3675232, 4594040, 6682240, 7350464, 9188080, 14700928, 18376160, 36752320, 73504640]

約数ペア:

[(1, 73504640), (2, 36752320), (4, 18376160), (5, 14700928), (8, 9188080), (10, 7350464), (11, 6682240), (16, 4594040), (20, 3675232), (22, 3341120), (32, 2297020), (40, 1837616), (44, 1670560), (53, 1386880), (55, 1336448), (64, 1148510), (80, 918808), (88, 835280), (106, 693440), (110, 668224), (128, 574255), (160, 459404), (176, 417640), (197, 373120), (212, 346720), (220, 334112), (265, 277376), (320, 229702), (352, 208820), (394, 186560), (424, 173360), (440, 167056), (530, 138688), (583, 126080), (640, 114851), (704, 104410), (788, 93280), (848, 86680), (880, 83528), (985, 74624), (1060, 69344), (1166, 63040), (1408, 52205), (1576, 46640), (1696, 43340), (1760, 41764), (1970, 37312), (2120, 34672), (2167, 33920), (2332, 31520), (2915, 25216), (3152, 23320), (3392, 21670), (3520, 20882), (3940, 18656), (4240, 17336), (4334, 16960), (4664, 15760), (5830, 12608), (6304, 11660), (6784, 10835), (7040, 10441), (7880, 9328), (8480, 8668)]