240420376

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:297

約数の個数: 128

約数和(自身を含む): 577843200

約数和(自身を除く): 337422824

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 31, 37, 38, 56, 62, 74, 76, 124, 133, 148, 152, 197, 217, 248, 259, 266, 296, 394, 434, 518, 532, 589, 703, 788, 868, 1036, 1064, 1147, 1178, 1379, 1406, 1576, 1736, 2072, 2294, 2356, 2758, 2812, 3743, 4123, 4588, 4712, 4921, 5516, 5624, 6107, 7289, 7486, 8029, 8246, 9176, 9842, 11032, 12214, 14578, 14972, 16058, 16492, 19684, 21793, 24428, 26201, 29156, 29944, 32116, 32984, 39368, 42749, 43586, 48856, 51023, 52402, 58312, 64232, 85498, 87172, 102046, 104804, 116033, 138491, 152551, 170996, 174344, 204092, 209608, 225959, 232066, 276982, 305102, 341992, 408184, 451918, 464132, 553964, 610204, 812231, 903836, 928264, 969437, 1107928, 1220408, 1581713, 1624462, 1807672, 1938874, 3163426, 3248924, 3877748, 4293221, 6326852, 6497848, 7755496, 8586442, 12653704, 17172884, 30052547, 34345768, 60105094, 120210188, 240420376]

約数ペア:

[(1, 240420376), (2, 120210188), (4, 60105094), (7, 34345768), (8, 30052547), (14, 17172884), (19, 12653704), (28, 8586442), (31, 7755496), (37, 6497848), (38, 6326852), (56, 4293221), (62, 3877748), (74, 3248924), (76, 3163426), (124, 1938874), (133, 1807672), (148, 1624462), (152, 1581713), (197, 1220408), (217, 1107928), (248, 969437), (259, 928264), (266, 903836), (296, 812231), (394, 610204), (434, 553964), (518, 464132), (532, 451918), (589, 408184), (703, 341992), (788, 305102), (868, 276982), (1036, 232066), (1064, 225959), (1147, 209608), (1178, 204092), (1379, 174344), (1406, 170996), (1576, 152551), (1736, 138491), (2072, 116033), (2294, 104804), (2356, 102046), (2758, 87172), (2812, 85498), (3743, 64232), (4123, 58312), (4588, 52402), (4712, 51023), (4921, 48856), (5516, 43586), (5624, 42749), (6107, 39368), (7289, 32984), (7486, 32116), (8029, 29944), (8246, 29156), (9176, 26201), (9842, 24428), (11032, 21793), (12214, 19684), (14578, 16492), (14972, 16058)]