678736072

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:347

約数の個数: 128

約数和(自身を含む): 1592524800

約数和(自身を除く): 913788728

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 31, 46, 56, 62, 89, 92, 124, 161, 178, 184, 191, 217, 248, 322, 356, 382, 434, 623, 644, 712, 713, 764, 868, 1246, 1288, 1337, 1426, 1528, 1736, 2047, 2492, 2674, 2759, 2852, 4094, 4393, 4984, 4991, 5348, 5518, 5704, 5921, 8188, 8786, 9982, 10696, 11036, 11842, 14329, 16376, 16999, 17572, 19313, 19964, 22072, 23684, 28658, 30751, 33998, 35144, 38626, 39928, 41447, 47368, 57316, 61502, 63457, 67996, 77252, 82894, 114632, 118993, 123004, 126914, 135992, 136183, 154504, 165788, 237986, 246008, 253828, 272366, 331576, 390977, 444199, 475972, 507656, 526969, 544732, 781954, 888398, 951944, 953281, 1053938, 1089464, 1563908, 1776796, 1906562, 2107876, 2736839, 3127816, 3553592, 3688783, 3813124, 4215752, 5473678, 7377566, 7626248, 10947356, 12120287, 14755132, 21894712, 24240574, 29510264, 48481148, 84842009, 96962296, 169684018, 339368036, 678736072]

約数ペア:

[(1, 678736072), (2, 339368036), (4, 169684018), (7, 96962296), (8, 84842009), (14, 48481148), (23, 29510264), (28, 24240574), (31, 21894712), (46, 14755132), (56, 12120287), (62, 10947356), (89, 7626248), (92, 7377566), (124, 5473678), (161, 4215752), (178, 3813124), (184, 3688783), (191, 3553592), (217, 3127816), (248, 2736839), (322, 2107876), (356, 1906562), (382, 1776796), (434, 1563908), (623, 1089464), (644, 1053938), (712, 953281), (713, 951944), (764, 888398), (868, 781954), (1246, 544732), (1288, 526969), (1337, 507656), (1426, 475972), (1528, 444199), (1736, 390977), (2047, 331576), (2492, 272366), (2674, 253828), (2759, 246008), (2852, 237986), (4094, 165788), (4393, 154504), (4984, 136183), (4991, 135992), (5348, 126914), (5518, 123004), (5704, 118993), (5921, 114632), (8188, 82894), (8786, 77252), (9982, 67996), (10696, 63457), (11036, 61502), (11842, 57316), (14329, 47368), (16376, 41447), (16999, 39928), (17572, 38626), (19313, 35144), (19964, 33998), (22072, 30751), (23684, 28658)]