440440064

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 1004666880

約数和(自身を除く): 564226816

約数列:

[1, 2, 4, 8, 16, 19, 23, 31, 32, 38, 46, 62, 64, 76, 92, 124, 127, 128, 152, 184, 248, 254, 256, 304, 368, 437, 496, 508, 589, 608, 713, 736, 874, 992, 1016, 1178, 1216, 1426, 1472, 1748, 1984, 2032, 2356, 2413, 2432, 2852, 2921, 2944, 3496, 3937, 3968, 4064, 4712, 4826, 4864, 5704, 5842, 5888, 6992, 7874, 7936, 8128, 9424, 9652, 11408, 11684, 13547, 13984, 15748, 16256, 18848, 19304, 22816, 23368, 27094, 27968, 31496, 32512, 37696, 38608, 45632, 46736, 54188, 55499, 55936, 62992, 74803, 75392, 77216, 90551, 91264, 93472, 108376, 110998, 111872, 125984, 149606, 150784, 154432, 181102, 182528, 186944, 216752, 221996, 251968, 299212, 308864, 362204, 373888, 433504, 443992, 503936, 598424, 617728, 724408, 747776, 867008, 887984, 1007872, 1196848, 1448816, 1720469, 1734016, 1775968, 2393696, 2897632, 3440938, 3468032, 3551936, 4787392, 5795264, 6881876, 7103872, 9574784, 11590528, 13763752, 14207744, 19149568, 23181056, 27527504, 55055008, 110110016, 220220032, 440440064]

約数ペア:

[(1, 440440064), (2, 220220032), (4, 110110016), (8, 55055008), (16, 27527504), (19, 23181056), (23, 19149568), (31, 14207744), (32, 13763752), (38, 11590528), (46, 9574784), (62, 7103872), (64, 6881876), (76, 5795264), (92, 4787392), (124, 3551936), (127, 3468032), (128, 3440938), (152, 2897632), (184, 2393696), (248, 1775968), (254, 1734016), (256, 1720469), (304, 1448816), (368, 1196848), (437, 1007872), (496, 887984), (508, 867008), (589, 747776), (608, 724408), (713, 617728), (736, 598424), (874, 503936), (992, 443992), (1016, 433504), (1178, 373888), (1216, 362204), (1426, 308864), (1472, 299212), (1748, 251968), (1984, 221996), (2032, 216752), (2356, 186944), (2413, 182528), (2432, 181102), (2852, 154432), (2921, 150784), (2944, 149606), (3496, 125984), (3937, 111872), (3968, 110998), (4064, 108376), (4712, 93472), (4826, 91264), (4864, 90551), (5704, 77216), (5842, 75392), (5888, 74803), (6992, 62992), (7874, 55936), (7936, 55499), (8128, 54188), (9424, 46736), (9652, 45632), (11408, 38608), (11684, 37696), (13547, 32512), (13984, 31496), (15748, 27968), (16256, 27094), (18848, 23368), (19304, 22816)]