640539144

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:321

約数の個数: 256

約数和(自身を含む): 2153779200

約数和(自身を除く): 1513240056

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 27, 28, 36, 42, 46, 54, 56, 63, 69, 72, 84, 92, 108, 113, 126, 138, 161, 163, 168, 184, 189, 207, 216, 226, 252, 276, 322, 326, 339, 378, 414, 452, 483, 489, 504, 552, 621, 644, 652, 678, 756, 791, 828, 904, 966, 978, 1017, 1141, 1242, 1288, 1304, 1356, 1449, 1467, 1512, 1582, 1656, 1932, 1956, 2034, 2282, 2373, 2484, 2599, 2712, 2898, 2934, 3051, 3164, 3423, 3749, 3864, 3912, 4068, 4347, 4401, 4564, 4746, 4968, 5198, 5796, 5868, 6102, 6328, 6846, 7119, 7498, 7797, 8136, 8694, 8802, 9128, 9492, 10269, 10396, 11247, 11592, 11736, 12204, 13692, 14238, 14996, 15594, 17388, 17604, 18193, 18419, 18984, 20538, 20792, 21357, 22494, 23391, 24408, 26243, 27384, 28476, 29992, 30807, 31188, 33741, 34776, 35208, 36386, 36838, 41076, 42714, 44988, 46782, 52486, 54579, 55257, 56952, 61614, 62376, 67482, 70173, 72772, 73676, 78729, 82152, 85428, 89976, 93564, 101223, 104972, 109158, 110514, 123228, 128933, 134964, 140346, 145544, 147352, 157458, 163737, 165771, 170856, 187128, 202446, 209944, 218316, 221028, 236187, 246456, 257866, 269928, 280692, 314916, 327474, 331542, 386799, 404892, 423637, 436632, 442056, 472374, 491211, 497313, 515732, 561384, 629832, 654948, 663084, 708561, 773598, 809784, 847274, 944748, 982422, 994626, 1031464, 1160397, 1270911, 1309896, 1326168, 1417122, 1547196, 1694548, 1889496, 1964844, 1989252, 2320794, 2541822, 2834244, 2965459, 3094392, 3389096, 3481191, 3812733, 3929688, 3978504, 4641588, 5083644, 5668488, 5930918, 6962382, 7625466, 8896377, 9283176, 10167288, 11438199, 11861836, 13924764, 15250932, 17792754, 22876398, 23723672, 26689131, 27849528, 30501864, 35585508, 45752796, 53378262, 71171016, 80067393, 91505592, 106756524, 160134786, 213513048, 320269572, 640539144]

約数ペア:

[(1, 640539144), (2, 320269572), (3, 213513048), (4, 160134786), (6, 106756524), (7, 91505592), (8, 80067393), (9, 71171016), (12, 53378262), (14, 45752796), (18, 35585508), (21, 30501864), (23, 27849528), (24, 26689131), (27, 23723672), (28, 22876398), (36, 17792754), (42, 15250932), (46, 13924764), (54, 11861836), (56, 11438199), (63, 10167288), (69, 9283176), (72, 8896377), (84, 7625466), (92, 6962382), (108, 5930918), (113, 5668488), (126, 5083644), (138, 4641588), (161, 3978504), (163, 3929688), (168, 3812733), (184, 3481191), (189, 3389096), (207, 3094392), (216, 2965459), (226, 2834244), (252, 2541822), (276, 2320794), (322, 1989252), (326, 1964844), (339, 1889496), (378, 1694548), (414, 1547196), (452, 1417122), (483, 1326168), (489, 1309896), (504, 1270911), (552, 1160397), (621, 1031464), (644, 994626), (652, 982422), (678, 944748), (756, 847274), (791, 809784), (828, 773598), (904, 708561), (966, 663084), (978, 654948), (1017, 629832), (1141, 561384), (1242, 515732), (1288, 497313), (1304, 491211), (1356, 472374), (1449, 442056), (1467, 436632), (1512, 423637), (1582, 404892), (1656, 386799), (1932, 331542), (1956, 327474), (2034, 314916), (2282, 280692), (2373, 269928), (2484, 257866), (2599, 246456), (2712, 236187), (2898, 221028), (2934, 218316), (3051, 209944), (3164, 202446), (3423, 187128), (3749, 170856), (3864, 165771), (3912, 163737), (4068, 157458), (4347, 147352), (4401, 145544), (4564, 140346), (4746, 134964), (4968, 128933), (5198, 123228), (5796, 110514), (5868, 109158), (6102, 104972), (6328, 101223), (6846, 93564), (7119, 89976), (7498, 85428), (7797, 82152), (8136, 78729), (8694, 73676), (8802, 72772), (9128, 70173), (9492, 67482), (10269, 62376), (10396, 61614), (11247, 56952), (11592, 55257), (11736, 54579), (12204, 52486), (13692, 46782), (14238, 44988), (14996, 42714), (15594, 41076), (17388, 36838), (17604, 36386), (18193, 35208), (18419, 34776), (18984, 33741), (20538, 31188), (20792, 30807), (21357, 29992), (22494, 28476), (23391, 27384), (24408, 26243)]