201791772

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1987}}^1$

素因数の和:2048

約数の個数: 144

約数和(自身を含む): 648374272

約数和(自身を除く): 446582500

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 31, 36, 39, 42, 52, 62, 63, 78, 84, 91, 93, 117, 124, 126, 156, 182, 186, 217, 234, 252, 273, 279, 364, 372, 403, 434, 468, 546, 558, 651, 806, 819, 868, 1092, 1116, 1209, 1302, 1612, 1638, 1953, 1987, 2418, 2604, 2821, 3276, 3627, 3906, 3974, 4836, 5642, 5961, 7254, 7812, 7948, 8463, 11284, 11922, 13909, 14508, 16926, 17883, 23844, 25389, 25831, 27818, 33852, 35766, 41727, 50778, 51662, 55636, 61597, 71532, 77493, 83454, 101556, 103324, 123194, 125181, 154986, 166908, 180817, 184791, 232479, 246388, 250362, 309972, 361634, 369582, 431179, 464958, 500724, 542451, 554373, 723268, 739164, 800761, 862358, 929916, 1084902, 1108746, 1293537, 1601522, 1627353, 1724716, 2169804, 2217492, 2402283, 2587074, 3203044, 3254706, 3880611, 4804566, 5174148, 5605327, 6509412, 7206849, 7761222, 9609132, 11210654, 14413698, 15522444, 16815981, 22421308, 28827396, 33631962, 50447943, 67263924, 100895886, 201791772]

約数ペア:

[(1, 201791772), (2, 100895886), (3, 67263924), (4, 50447943), (6, 33631962), (7, 28827396), (9, 22421308), (12, 16815981), (13, 15522444), (14, 14413698), (18, 11210654), (21, 9609132), (26, 7761222), (28, 7206849), (31, 6509412), (36, 5605327), (39, 5174148), (42, 4804566), (52, 3880611), (62, 3254706), (63, 3203044), (78, 2587074), (84, 2402283), (91, 2217492), (93, 2169804), (117, 1724716), (124, 1627353), (126, 1601522), (156, 1293537), (182, 1108746), (186, 1084902), (217, 929916), (234, 862358), (252, 800761), (273, 739164), (279, 723268), (364, 554373), (372, 542451), (403, 500724), (434, 464958), (468, 431179), (546, 369582), (558, 361634), (651, 309972), (806, 250362), (819, 246388), (868, 232479), (1092, 184791), (1116, 180817), (1209, 166908), (1302, 154986), (1612, 125181), (1638, 123194), (1953, 103324), (1987, 101556), (2418, 83454), (2604, 77493), (2821, 71532), (3276, 61597), (3627, 55636), (3906, 51662), (3974, 50778), (4836, 41727), (5642, 35766), (5961, 33852), (7254, 27818), (7812, 25831), (7948, 25389), (8463, 23844), (11284, 17883), (11922, 16926), (13909, 14508)]