644931936

素因数分解:

$2^5\times 3^3\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:271

約数の個数: 288

約数和(自身を含む): 2145024000

約数和(自身を除く): 1500092064

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 31, 32, 33, 36, 44, 48, 54, 62, 66, 72, 88, 93, 96, 99, 108, 121, 124, 132, 144, 176, 186, 198, 199, 216, 242, 248, 264, 279, 288, 297, 341, 352, 363, 372, 396, 398, 432, 484, 496, 528, 558, 594, 597, 682, 726, 744, 792, 796, 837, 864, 968, 992, 1023, 1056, 1089, 1116, 1188, 1194, 1364, 1452, 1488, 1584, 1592, 1674, 1791, 1936, 2046, 2178, 2189, 2232, 2376, 2388, 2728, 2904, 2976, 3069, 3168, 3184, 3267, 3348, 3582, 3751, 3872, 4092, 4356, 4378, 4464, 4752, 4776, 5373, 5456, 5808, 6138, 6169, 6368, 6534, 6567, 6696, 7164, 7502, 8184, 8712, 8756, 8928, 9207, 9504, 9552, 10746, 10912, 11253, 11616, 12276, 12338, 13068, 13134, 13392, 14328, 15004, 16368, 17424, 17512, 18414, 18507, 19104, 19701, 21492, 22506, 24079, 24552, 24676, 26136, 26268, 26784, 28656, 30008, 32736, 33759, 34848, 35024, 36828, 37014, 39402, 42984, 45012, 48158, 49104, 49352, 52272, 52536, 55521, 57312, 59103, 60016, 67518, 67859, 70048, 72237, 73656, 74028, 78804, 85968, 90024, 96316, 98208, 98704, 101277, 104544, 105072, 111042, 118206, 120032, 135036, 135718, 144474, 147312, 148056, 157608, 166563, 171936, 180048, 192632, 197408, 202554, 203577, 210144, 216711, 222084, 236412, 270072, 271436, 288948, 294624, 296112, 315216, 333126, 360096, 385264, 405108, 407154, 433422, 444168, 472824, 540144, 542872, 577896, 592224, 610731, 630432, 650133, 666252, 746449, 770528, 810216, 814308, 866844, 888336, 945648, 1080288, 1085744, 1155792, 1221462, 1300266, 1332504, 1492898, 1620432, 1628616, 1733688, 1776672, 1832193, 1891296, 2171488, 2239347, 2311584, 2442924, 2600532, 2665008, 2985796, 3240864, 3257232, 3467376, 3664386, 4478694, 4885848, 5201064, 5330016, 5971592, 6514464, 6718041, 6934752, 7328772, 8957388, 9771696, 10402128, 11943184, 13436082, 14657544, 17914776, 19543392, 20154123, 20804256, 23886368, 26872164, 29315088, 35829552, 40308246, 53744328, 58630176, 71659104, 80616492, 107488656, 161232984, 214977312, 322465968, 644931936]

約数ペア:

[(1, 644931936), (2, 322465968), (3, 214977312), (4, 161232984), (6, 107488656), (8, 80616492), (9, 71659104), (11, 58630176), (12, 53744328), (16, 40308246), (18, 35829552), (22, 29315088), (24, 26872164), (27, 23886368), (31, 20804256), (32, 20154123), (33, 19543392), (36, 17914776), (44, 14657544), (48, 13436082), (54, 11943184), (62, 10402128), (66, 9771696), (72, 8957388), (88, 7328772), (93, 6934752), (96, 6718041), (99, 6514464), (108, 5971592), (121, 5330016), (124, 5201064), (132, 4885848), (144, 4478694), (176, 3664386), (186, 3467376), (198, 3257232), (199, 3240864), (216, 2985796), (242, 2665008), (248, 2600532), (264, 2442924), (279, 2311584), (288, 2239347), (297, 2171488), (341, 1891296), (352, 1832193), (363, 1776672), (372, 1733688), (396, 1628616), (398, 1620432), (432, 1492898), (484, 1332504), (496, 1300266), (528, 1221462), (558, 1155792), (594, 1085744), (597, 1080288), (682, 945648), (726, 888336), (744, 866844), (792, 814308), (796, 810216), (837, 770528), (864, 746449), (968, 666252), (992, 650133), (1023, 630432), (1056, 610731), (1089, 592224), (1116, 577896), (1188, 542872), (1194, 540144), (1364, 472824), (1452, 444168), (1488, 433422), (1584, 407154), (1592, 405108), (1674, 385264), (1791, 360096), (1936, 333126), (2046, 315216), (2178, 296112), (2189, 294624), (2232, 288948), (2376, 271436), (2388, 270072), (2728, 236412), (2904, 222084), (2976, 216711), (3069, 210144), (3168, 203577), (3184, 202554), (3267, 197408), (3348, 192632), (3582, 180048), (3751, 171936), (3872, 166563), (4092, 157608), (4356, 148056), (4378, 147312), (4464, 144474), (4752, 135718), (4776, 135036), (5373, 120032), (5456, 118206), (5808, 111042), (6138, 105072), (6169, 104544), (6368, 101277), (6534, 98704), (6567, 98208), (6696, 96316), (7164, 90024), (7502, 85968), (8184, 78804), (8712, 74028), (8756, 73656), (8928, 72237), (9207, 70048), (9504, 67859), (9552, 67518), (10746, 60016), (10912, 59103), (11253, 57312), (11616, 55521), (12276, 52536), (12338, 52272), (13068, 49352), (13134, 49104), (13392, 48158), (14328, 45012), (15004, 42984), (16368, 39402), (17424, 37014), (17512, 36828), (18414, 35024), (18507, 34848), (19104, 33759), (19701, 32736), (21492, 30008), (22506, 28656), (24079, 26784), (24552, 26268), (24676, 26136)]