280725984

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12659}}^1$

素因数の和:12693

約数の個数: 144

約数和(自身を含む): 995379840

約数和(自身を除く): 714653856

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 32, 33, 36, 42, 44, 48, 56, 63, 66, 72, 77, 84, 88, 96, 99, 112, 126, 132, 144, 154, 168, 176, 198, 224, 231, 252, 264, 288, 308, 336, 352, 396, 462, 504, 528, 616, 672, 693, 792, 924, 1008, 1056, 1232, 1386, 1584, 1848, 2016, 2464, 2772, 3168, 3696, 5544, 7392, 11088, 12659, 22176, 25318, 37977, 50636, 75954, 88613, 101272, 113931, 139249, 151908, 177226, 202544, 227862, 265839, 278498, 303816, 354452, 405088, 417747, 455724, 531678, 556996, 607632, 708904, 797517, 835494, 911448, 974743, 1063356, 1113992, 1215264, 1253241, 1417808, 1595034, 1670988, 1822896, 1949486, 2126712, 2227984, 2506482, 2835616, 2924229, 3190068, 3341976, 3645792, 3898972, 4253424, 4455968, 5012964, 5848458, 6380136, 6683952, 7797944, 8506848, 8772687, 10025928, 11696916, 12760272, 13367904, 15595888, 17545374, 20051856, 23393832, 25520544, 31191776, 35090748, 40103712, 46787664, 70181496, 93575328, 140362992, 280725984]

約数ペア:

[(1, 280725984), (2, 140362992), (3, 93575328), (4, 70181496), (6, 46787664), (7, 40103712), (8, 35090748), (9, 31191776), (11, 25520544), (12, 23393832), (14, 20051856), (16, 17545374), (18, 15595888), (21, 13367904), (22, 12760272), (24, 11696916), (28, 10025928), (32, 8772687), (33, 8506848), (36, 7797944), (42, 6683952), (44, 6380136), (48, 5848458), (56, 5012964), (63, 4455968), (66, 4253424), (72, 3898972), (77, 3645792), (84, 3341976), (88, 3190068), (96, 2924229), (99, 2835616), (112, 2506482), (126, 2227984), (132, 2126712), (144, 1949486), (154, 1822896), (168, 1670988), (176, 1595034), (198, 1417808), (224, 1253241), (231, 1215264), (252, 1113992), (264, 1063356), (288, 974743), (308, 911448), (336, 835494), (352, 797517), (396, 708904), (462, 607632), (504, 556996), (528, 531678), (616, 455724), (672, 417747), (693, 405088), (792, 354452), (924, 303816), (1008, 278498), (1056, 265839), (1232, 227862), (1386, 202544), (1584, 177226), (1848, 151908), (2016, 139249), (2464, 113931), (2772, 101272), (3168, 88613), (3696, 75954), (5544, 50636), (7392, 37977), (11088, 25318), (12659, 22176)]