648645984

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:258

約数の個数: 288

約数和(自身を含む): 2219083776

約数和(自身を除く): 1570437792

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 56, 62, 63, 72, 84, 93, 96, 97, 107, 112, 124, 126, 144, 168, 186, 194, 214, 217, 224, 248, 252, 279, 288, 291, 321, 336, 372, 388, 428, 434, 496, 504, 558, 582, 642, 651, 672, 679, 744, 749, 776, 856, 868, 873, 963, 992, 1008, 1116, 1164, 1284, 1302, 1358, 1488, 1498, 1552, 1712, 1736, 1746, 1926, 1953, 2016, 2037, 2232, 2247, 2328, 2568, 2604, 2716, 2976, 2996, 3007, 3104, 3317, 3424, 3472, 3492, 3852, 3906, 4074, 4464, 4494, 4656, 5136, 5208, 5432, 5992, 6014, 6111, 6634, 6741, 6944, 6984, 7704, 7812, 8148, 8928, 8988, 9021, 9312, 9951, 10272, 10379, 10416, 10864, 11984, 12028, 12222, 13268, 13482, 13968, 15408, 15624, 16296, 17976, 18042, 19902, 20758, 20832, 21049, 21728, 23219, 23968, 24056, 24444, 26536, 26964, 27063, 27936, 29853, 30816, 31137, 31248, 32592, 35952, 36084, 39804, 41516, 42098, 46438, 48112, 48888, 53072, 53928, 54126, 59706, 62274, 62496, 63147, 65184, 69657, 71904, 72168, 72653, 79608, 83032, 84196, 92876, 93411, 96224, 97776, 106144, 107856, 108252, 119412, 124548, 126294, 139314, 144336, 145306, 159216, 166064, 168392, 185752, 186822, 189441, 195552, 208971, 215712, 216504, 217959, 238824, 249096, 252588, 278628, 288672, 290612, 318432, 321749, 332128, 336784, 371504, 373644, 378882, 417942, 433008, 435918, 477648, 498192, 505176, 557256, 581224, 643498, 653877, 673568, 743008, 747288, 757764, 835884, 866016, 871836, 955296, 965247, 996384, 1010352, 1114512, 1162448, 1286996, 1307754, 1494576, 1515528, 1671768, 1743672, 1930494, 2020704, 2229024, 2252243, 2324896, 2573992, 2615508, 2895741, 2989152, 3031056, 3343536, 3487344, 3860988, 4504486, 5147984, 5231016, 5791482, 6062112, 6687072, 6756729, 6974688, 7721976, 9008972, 10295968, 10462032, 11582964, 13513458, 15443952, 18017944, 20270187, 20924064, 23165928, 27026916, 30887904, 36035888, 40540374, 46331856, 54053832, 72071776, 81080748, 92663712, 108107664, 162161496, 216215328, 324322992, 648645984]

約数ペア:

[(1, 648645984), (2, 324322992), (3, 216215328), (4, 162161496), (6, 108107664), (7, 92663712), (8, 81080748), (9, 72071776), (12, 54053832), (14, 46331856), (16, 40540374), (18, 36035888), (21, 30887904), (24, 27026916), (28, 23165928), (31, 20924064), (32, 20270187), (36, 18017944), (42, 15443952), (48, 13513458), (56, 11582964), (62, 10462032), (63, 10295968), (72, 9008972), (84, 7721976), (93, 6974688), (96, 6756729), (97, 6687072), (107, 6062112), (112, 5791482), (124, 5231016), (126, 5147984), (144, 4504486), (168, 3860988), (186, 3487344), (194, 3343536), (214, 3031056), (217, 2989152), (224, 2895741), (248, 2615508), (252, 2573992), (279, 2324896), (288, 2252243), (291, 2229024), (321, 2020704), (336, 1930494), (372, 1743672), (388, 1671768), (428, 1515528), (434, 1494576), (496, 1307754), (504, 1286996), (558, 1162448), (582, 1114512), (642, 1010352), (651, 996384), (672, 965247), (679, 955296), (744, 871836), (749, 866016), (776, 835884), (856, 757764), (868, 747288), (873, 743008), (963, 673568), (992, 653877), (1008, 643498), (1116, 581224), (1164, 557256), (1284, 505176), (1302, 498192), (1358, 477648), (1488, 435918), (1498, 433008), (1552, 417942), (1712, 378882), (1736, 373644), (1746, 371504), (1926, 336784), (1953, 332128), (2016, 321749), (2037, 318432), (2232, 290612), (2247, 288672), (2328, 278628), (2568, 252588), (2604, 249096), (2716, 238824), (2976, 217959), (2996, 216504), (3007, 215712), (3104, 208971), (3317, 195552), (3424, 189441), (3472, 186822), (3492, 185752), (3852, 168392), (3906, 166064), (4074, 159216), (4464, 145306), (4494, 144336), (4656, 139314), (5136, 126294), (5208, 124548), (5432, 119412), (5992, 108252), (6014, 107856), (6111, 106144), (6634, 97776), (6741, 96224), (6944, 93411), (6984, 92876), (7704, 84196), (7812, 83032), (8148, 79608), (8928, 72653), (8988, 72168), (9021, 71904), (9312, 69657), (9951, 65184), (10272, 63147), (10379, 62496), (10416, 62274), (10864, 59706), (11984, 54126), (12028, 53928), (12222, 53072), (13268, 48888), (13482, 48112), (13968, 46438), (15408, 42098), (15624, 41516), (16296, 39804), (17976, 36084), (18042, 35952), (19902, 32592), (20758, 31248), (20832, 31137), (21049, 30816), (21728, 29853), (23219, 27936), (23968, 27063), (24056, 26964), (24444, 26536)]