321989304

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{389}}^1$

素因数の和:797

約数の個数: 128

約数和(自身を含む): 995904000

約数和(自身を除く): 673914696

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 379, 389, 546, 728, 758, 778, 1092, 1137, 1167, 1516, 1556, 2184, 2274, 2334, 2653, 2723, 3032, 3112, 4548, 4668, 4927, 5057, 5306, 5446, 7959, 8169, 9096, 9336, 9854, 10114, 10612, 10892, 14781, 15171, 15918, 16338, 19708, 20228, 21224, 21784, 29562, 30342, 31836, 32676, 34489, 35399, 39416, 40456, 59124, 60684, 63672, 65352, 68978, 70798, 103467, 106197, 118248, 121368, 137956, 141596, 147431, 206934, 212394, 275912, 283192, 294862, 413868, 424788, 442293, 589724, 827736, 849576, 884586, 1032017, 1179448, 1769172, 1916603, 2064034, 3096051, 3538344, 3833206, 4128068, 5749809, 6192102, 7666412, 8256136, 11499618, 12384204, 13416221, 15332824, 22999236, 24768408, 26832442, 40248663, 45998472, 53664884, 80497326, 107329768, 160994652, 321989304]

約数ペア:

[(1, 321989304), (2, 160994652), (3, 107329768), (4, 80497326), (6, 53664884), (7, 45998472), (8, 40248663), (12, 26832442), (13, 24768408), (14, 22999236), (21, 15332824), (24, 13416221), (26, 12384204), (28, 11499618), (39, 8256136), (42, 7666412), (52, 6192102), (56, 5749809), (78, 4128068), (84, 3833206), (91, 3538344), (104, 3096051), (156, 2064034), (168, 1916603), (182, 1769172), (273, 1179448), (312, 1032017), (364, 884586), (379, 849576), (389, 827736), (546, 589724), (728, 442293), (758, 424788), (778, 413868), (1092, 294862), (1137, 283192), (1167, 275912), (1516, 212394), (1556, 206934), (2184, 147431), (2274, 141596), (2334, 137956), (2653, 121368), (2723, 118248), (3032, 106197), (3112, 103467), (4548, 70798), (4668, 68978), (4927, 65352), (5057, 63672), (5306, 60684), (5446, 59124), (7959, 40456), (8169, 39416), (9096, 35399), (9336, 34489), (9854, 32676), (10114, 31836), (10612, 30342), (10892, 29562), (14781, 21784), (15171, 21224), (15918, 20228), (16338, 19708)]