72004072

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:159

約数の個数: 128

約数和(自身を含む): 175104000

約数和(自身を除く): 103099928

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 31, 37, 38, 56, 59, 62, 74, 76, 118, 124, 133, 148, 152, 217, 236, 248, 259, 266, 296, 413, 434, 472, 518, 532, 589, 703, 826, 868, 1036, 1064, 1121, 1147, 1178, 1406, 1652, 1736, 1829, 2072, 2183, 2242, 2294, 2356, 2812, 3304, 3658, 4123, 4366, 4484, 4588, 4712, 4921, 5624, 7316, 7847, 8029, 8246, 8732, 8968, 9176, 9842, 12803, 14632, 15281, 15694, 16058, 16492, 17464, 19684, 21793, 25606, 30562, 31388, 32116, 32984, 34751, 39368, 41477, 43586, 51212, 61124, 62776, 64232, 67673, 69502, 82954, 87172, 102424, 122248, 135346, 139004, 152551, 165908, 174344, 243257, 270692, 278008, 290339, 305102, 331816, 473711, 486514, 541384, 580678, 610204, 947422, 973028, 1161356, 1220408, 1285787, 1894844, 1946056, 2322712, 2571574, 3789688, 5143148, 9000509, 10286296, 18001018, 36002036, 72004072]

約数ペア:

[(1, 72004072), (2, 36002036), (4, 18001018), (7, 10286296), (8, 9000509), (14, 5143148), (19, 3789688), (28, 2571574), (31, 2322712), (37, 1946056), (38, 1894844), (56, 1285787), (59, 1220408), (62, 1161356), (74, 973028), (76, 947422), (118, 610204), (124, 580678), (133, 541384), (148, 486514), (152, 473711), (217, 331816), (236, 305102), (248, 290339), (259, 278008), (266, 270692), (296, 243257), (413, 174344), (434, 165908), (472, 152551), (518, 139004), (532, 135346), (589, 122248), (703, 102424), (826, 87172), (868, 82954), (1036, 69502), (1064, 67673), (1121, 64232), (1147, 62776), (1178, 61124), (1406, 51212), (1652, 43586), (1736, 41477), (1829, 39368), (2072, 34751), (2183, 32984), (2242, 32116), (2294, 31388), (2356, 30562), (2812, 25606), (3304, 21793), (3658, 19684), (4123, 17464), (4366, 16492), (4484, 16058), (4588, 15694), (4712, 15281), (4921, 14632), (5624, 12803), (7316, 9842), (7847, 9176), (8029, 8968), (8246, 8732)]